Earphone case and earphone system

CN224638156UActive Publication Date: 2026-08-14BEIJING XIAOMI MOBILE SOFTWARE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-08-12
Publication Date
2026-08-14

AI Technical Summary

Technical Problem

[0002]随着耳机微型化的发展,耳机系统已支持无线连接,例如TWS(True WirelessStereo,真无线立体声)耳机可支持无线连接,但需要用耳机盒来提前进行配对和桥接,这是因为单独的无线耳机无法与主设备进行配对和连接,需要有一个中间桥梁来维护和建立无线通路

Benefits of technology

[0021]本公开实施例中,设置耳机盒包括盒子本体、设置于盒子本体内的第一无线信号模块以及第二无线信号模块,且第一无线信号模块分别与第一电子设备以及第一耳机通信连接,第二无线信号模块分别与第二电子设备以及第二耳机通信连接。

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Abstract

This disclosure relates to an earphone case and earphone system, belonging to the field of wearable device technology. The earphone case includes a case body, a first wireless signal module and a second wireless signal module disposed within the case body. The first wireless signal module is communicatively connected to a first electronic device and a first earphone; the second wireless signal module is communicatively connected to a second electronic device and a second earphone. This solution allows the first and second earphones to connect to different electronic devices through different wireless signal modules, thereby improving the flexibility of the connection between the first and second earphones.
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Description

Technical Field

[0001] This disclosure relates to the field of wearable device technology, and more particularly to an earphone case and earphone system. Background Technology

[0002] With the miniaturization of headphones, headphone systems now support wireless connectivity. For example, TWS (True Wireless Stereo) headphones support wireless connectivity, but require a charging case for prior pairing and bridging. This is because standalone wireless headphones cannot pair and connect to the main device; an intermediate bridge is needed to maintain and establish the wireless path.

[0003] In related technologies, the connection between the two earphones in a headphone system and the main device is not flexible enough. Utility Model Content

[0004] To overcome the problems existing in the related technologies, this disclosure provides an earphone case and an earphone system.

[0005] According to a first aspect of the present disclosure, an earphone case is provided, comprising:

[0006] The box body, a first wireless signal module and a second wireless signal module disposed inside the box body;

[0007] The first wireless signal module is communicatively connected to the first electronic device and the first earphone, respectively;

[0008] The second wireless signal module is communicatively connected to the second electronic device and the second earphone.

[0009] Optionally, the first wireless signal module includes a first wireless signal module and a first antenna connected to the first wireless signal module, and the second wireless signal module includes a second wireless signal module and a second antenna connected to the second wireless signal module.

[0010] Optionally, the wireless signal module includes a first processor, and a power input interface, a grounding interface, a data transceiver interface, and an event notification interface connected to the first processor.

[0011] Optionally, the wireless signal module may include a Bluetooth module, a Starlight module, an NFC module, or an ultra-wideband communication module.

[0012] Optionally, the Bluetooth module includes a 2.4G Bluetooth module, a 5G Bluetooth module, or a 6G Bluetooth module.

[0013] Optionally, the earphone case further includes a first power supply module and a second power supply module, wherein the power output interface of the first power supply module is connected to the power input interface of the first wireless signal module, and the power output interface of the second power supply module is connected to the power input interface of the second wireless signal module.

[0014] Optionally, the earphone case further includes a charging module, which is connected to both the first power supply module and the second power supply module.

[0015] Optionally, the charging module includes at least one of a wired charging module or a wireless charging module.

[0016] Optionally, the earphone case further includes a second processor, which is connected to both the first wireless signal module and the second wireless signal module.

[0017] Optionally, the earphone case further includes a second processor and a first indicator light and a second indicator light connected to the second processor. The second processor is used to control the display status of the first indicator light and the display status of the second indicator light. The display status of the first indicator light is used to indicate the connection status between the first earphone and the electronic device, and the display status of the second indicator light is used to indicate the connection status between the second earphone and the electronic device.

[0018] Optionally, the earphone case further includes a third indicator light connected to the second processor, the second processor being used to control the display state of the third indicator light, the display state of the third indicator light being used to indicate whether the first earphone and the second earphone are connected to the same electronic device.

[0019] According to a second aspect of the present disclosure, an earphone case system is provided, including a first earphone, a second earphone, and an earphone case as described in any one of the first aspects.

[0020] The technical solutions provided by the embodiments of this disclosure may include the following beneficial effects:

[0021] In this embodiment of the present disclosure, the earphone box includes a box body, a first wireless signal module and a second wireless signal module disposed within the box body, wherein the first wireless signal module is communicatively connected to a first electronic device and a first earphone, and the second wireless signal module is communicatively connected to a second electronic device and a second earphone.

[0022] Since the first wireless signal module is connected to the first electronic device and the first earphone respectively, and the second wireless signal module is connected to the second electronic device and the second earphone respectively, the earphone box can establish a communication connection between the first electronic device and the first earphone through the first wireless signal module, and can also establish a communication connection between the second electronic device and the second earphone through the second wireless signal module. This allows the first earphone and the second earphone to connect to different electronic devices through different wireless signal modules, thereby improving the flexibility of the connection between the first earphone and the second earphone.

[0023] It should be understood that the above general description and the following detailed description are exemplary and explanatory only, and are not intended to limit this disclosure. Attached Figure Description

[0024] The accompanying drawings, which are incorporated in and form a part of this specification, illustrate embodiments consistent with this disclosure and, together with the description, serve to explain the principles of this disclosure.

[0025] Figure 1 This is a schematic diagram of the structure of an earphone case according to an exemplary embodiment.

[0026] Figure 2 This is a schematic diagram of the structure of a wireless signal module according to an exemplary embodiment;

[0027] Figure 3 This is a schematic diagram of the structure of a headphone system according to an exemplary embodiment.

[0028] Figure 4 This is a schematic diagram illustrating the working scenario of a headphone system according to an exemplary embodiment.

[0029] Explanation of reference numerals in the attached figures

[0030] 100. Earphone case; 10. Case body; 20. First wireless signal module; 21. First wireless signal module; 22. First antenna; 30. Second wireless signal module; 31. Second wireless signal module; 32. Second antenna; 41. First power supply module; 42. Second power supply module; 50. Second processor; 61. First earphone; 62. Second earphone; 710. Bluetooth earphone case; 721. First Bluetooth module; 722. First Bluetooth antenna; 731. Second Bluetooth module; 732. Second Bluetooth antenna; 741. First Bluetooth headset; 7411. Fifth Bluetooth antenna; 742. Second Bluetooth headset; 7421. Sixth Bluetooth antenna; 750. Target smartphone; 7501. Third Bluetooth antenna; 760. Target laptop; 7601. Fourth Bluetooth antenna; 81. First indicator light; 82. Second indicator light; 83. Third indicator light; 90. Charging module; 201. First processor; 202. Power input interface; 203. Grounding interface; 204. Data transceiver interface; 205. Event notification interface. Detailed Implementation

[0031] Exemplary embodiments will now be described in detail, examples of which are illustrated in the accompanying drawings. When the following description relates to the drawings, unless otherwise indicated, the same numerals in different drawings denote the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with this disclosure. Rather, they are merely examples of apparatuses and methods consistent with some aspects of this disclosure as detailed in the appended claims.

[0032] In related technologies, the earphone box acts as a wireless connection relay station, providing pairing services between two wireless earphones and a main device. However, the earphone box's wireless module, such as a Bluetooth or infrared module, has only one transmitter / receiver module, meaning it can only provide connection services for two wireless earphones simultaneously. This prevents the two earphones from connecting to different main devices, resulting in a lack of flexibility in connection options for certain scenarios.

[0033] For example, in some scenarios, when you want to connect the left wireless earpiece to a meeting started on your phone and the right wireless earpiece to a meeting started on your computer, or when you want to connect the left wireless earpiece to the audio of a short video playing on your phone and the right wireless earpiece to the audio of a basketball game playing on your computer, the wireless earpiece systems in the relevant technologies cannot achieve this. It should be noted that in the above scenarios, the users of the left and right wireless earpieces are not limited to a single user; it can also apply to scenarios where different users use the left and right wireless earpieces respectively, for example, user A uses the left wireless earpiece and user B uses the right wireless earpiece.

[0034] In view of this, the present disclosure provides an earphone case. Figure 1 This is a schematic diagram of the structure of an earphone case 100 according to an exemplary embodiment, as shown below. Figure 1 As shown, the earphone case 100 includes a case body 10, a first wireless signal module 20 and a second wireless signal module 30 disposed within the case body 10.

[0035] The first wireless signal module 20 is communicatively connected to the first electronic device and the first earphone 61; the second wireless signal module 30 is communicatively connected to the second electronic device and the second earphone 62.

[0036] In this embodiment of the disclosure, the earphone case 100 may have multiple operating modes. For example, it may include a first operating mode, wherein the first operating mode refers to the operating mode in which the first earphone 61 and the second earphone 62 are respectively connected to different electronic devices (in the following embodiments, the first electronic device and the second electronic device are used as examples) for communication.

[0037] When the earphone case 100 is in the first working mode, the first wireless signal module 20 can be configured to communicate with the first electronic device and the first earphone 61 respectively, and the second wireless signal module 30 can be configured to communicate with the second electronic device and the second earphone 62 respectively. This allows the earphone case 100 to establish a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20, and to establish a communication connection between the second electronic device and the second earphone 62 through the second wireless signal module 30, so as to realize the function of the first earphone 61 and the second earphone 62 communicating with different electronic devices respectively.

[0038] The first electronic device may be, for example, a mobile phone, tablet, laptop, desktop computer, vehicle terminal, smart wearable device, etc., and the second electronic device may be, for example, an electronic device that is different from the first electronic device, such as a mobile phone, tablet, laptop, desktop computer, vehicle terminal, smart wearable device, etc.

[0039] Optionally, the first earphone 61 can be the left earphone, and the second earphone 62 can be the right earphone.

[0040] Optionally, the first earphone 61 can be the right earphone, and the second earphone 62 can be the left earphone.

[0041] In some implementations, during the process of establishing a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20, the first wireless signal module 20 can be regarded as a relay station between the first electronic device and the first earphone 61, used to provide pairing services for the first electronic device and the first earphone 61. At this time, the first wireless signal module 20 is communicatively connected to both the first electronic device and the first earphone 61. By forwarding pairing information and confirmation information between the first electronic device and the first earphone 61 through the first wireless signal module 20, the process of establishing a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20 can be completed.

[0042] Similarly, in some embodiments, during the process of establishing a communication connection between the second electronic device and the second earphone 62 through the second wireless signal module 30, the second wireless signal module 30 can be regarded as a relay station between the second electronic device and the second earphone 62, used to provide pairing services for the second electronic device and the second earphone 62. At this time, the second wireless signal module 30 is connected to both the second electronic device and the second earphone 62. By forwarding pairing information and confirmation information between the second electronic device and the second earphone 62 through the second wireless signal module 30, the process of establishing a communication connection between the second electronic device and the second earphone 62 through the second wireless signal module 30 can be completed.

[0043] In this embodiment, since the first wireless signal module 20 is communicatively connected to the first electronic device and the first earphone 61, and the second wireless signal module 30 is communicatively connected to the second electronic device and the second earphone 62, the earphone box 100 can establish a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20, and can also establish a communication connection between the second electronic device and the second earphone 62 through the second wireless signal module 30. This allows the first earphone 61 and the second earphone 62 to be connected to different electronic devices, thereby improving the flexibility of the connection between the first earphone 61 and the second earphone 62.

[0044] It should be noted that in this embodiment, the order in which the headphone box 100 establishes a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20, and the order in which the second electronic device and the second earphone 62 are established through the second wireless signal module 30, is not limited.

[0045] For example, depending on actual operational needs, the earphone box 100 can first establish a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20, and then establish a communication connection between the second electronic device and the second earphone 62 through the second wireless signal module 30. Alternatively, the earphone box 100 can first establish a communication connection between the second electronic device and the second earphone 62 through the second wireless signal module 30, and then establish a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20. Or, communication connections can be established simultaneously.

[0046] In addition, the headphone case 100 may also include other operating modes. In other operating modes, depending on the actual operation, the headphone case 100 can establish communication connections between different headphones and different electronic devices.

[0047] In some embodiments, the first wireless signal module 20 is communicatively connected to the first electronic device, the first earphone 61, and the second earphone 62, respectively. Thus, the earphone box 100 can establish a communication connection between the first electronic device and the first earphone 61 through the first wireless signal module 20, and / or establish a communication connection between the first electronic device and the second earphone 62 through the first wireless signal module 20.

[0048] In some embodiments, the second wireless signal module 30 is communicatively connected to the first electronic device, the first earphone 61, and the second earphone 62, respectively. Thus, the earphone box 100 can establish a communication connection between the first electronic device and the first earphone 61 through the second wireless signal module 30, and / or establish a communication connection between the first electronic device and the second earphone 62 through the second wireless signal module 30.

[0049] In other words, in this embodiment of the present disclosure, the first wireless signal module 20 can relay the pairing of the first earphone 61 and the second earphone 62, or it can independently pair the first earphone 61 or the second earphone 62. The second wireless signal module 30 can relay the pairing of the first earphone 61 and the second earphone 62, or it can independently pair the first earphone 61 or the second earphone 62.

[0050] In some implementations, continue as Figure 1 As shown, the first wireless signal module 20 includes a first wireless signal module 21 and a first antenna 22 connected to the first wireless signal module 21, and the second wireless signal module 30 includes a second wireless signal module 31 and a second antenna 32 connected to the second wireless signal module 31.

[0051] In this embodiment of the disclosure, the first wireless signal module 21 is connected to the wireless signal module of the first electronic device or the second electronic device via the first antenna 22, and the second wireless signal module 31 is connected to the wireless signal module of the first electronic device or the second electronic device via the second antenna 32. Furthermore, the first wireless signal module 21 can also be connected to the wireless signal module of the first earphone 61 or the second earphone 62 via the first antenna 22, and the second wireless signal module 31 can be connected to the wireless signal module of the first earphone 61 or the second earphone 62 via the second antenna 32.

[0052] In some implementations, such as Figure 2 As shown, the wireless signal module includes a first processor 201, and a power input interface 202, a ground interface 203, a data transceiver interface 204, and an event notification interface 205 connected to the first processor 201. Here, the wireless signal module can be a collective term for the first wireless signal module 21 and the second wireless signal module 31.

[0053] In some implementations, the wireless signal module includes a Bluetooth module, a Starlight module, an NFC (Near Field Communication) module, or an Ultra Wide Band (UWB) communication module. Here, the wireless signal module can be a collective term for the first wireless signal module 20 and the second wireless signal module 30.

[0054] In some implementations, the Bluetooth module includes a 2.4G Bluetooth module, a 5G Bluetooth module, or a 6G Bluetooth module.

[0055] In some implementations, continue as Figure 1 As shown, the earphone box 100 also includes a first power supply module 41 and a second power supply module 42. The power output interface of the first power supply module 41 is connected to the power input interface of the first wireless signal module 20, and the power output interface of the second power supply module 42 is connected to the power input interface of the second wireless signal module 30.

[0056] Considering that the timing of signal transmission and reception cannot be guaranteed to be completely synchronized when two wireless signal modules are connected to different electronic devices, independent power supply modules and independent wireless signal module adapters can be set up to ensure the normal transmission and reception of data between the two wireless signal modules. Therefore, in this embodiment, the power output interface of the first power supply module 41 can be connected to the power input interface of the first wireless signal module 20, and the power output interface of the second power supply module 42 can be connected to the power input interface of the second wireless signal module 30.

[0057] In some implementations, continue as Figure 1As shown, the earphone box 100 also includes a charging module 90, which is connected to both the first power supply module (41) and the second power supply module (42).

[0058] In this embodiment of the disclosure, a charging module 90 can be provided to replenish the power of the first power supply module 41 and the second power supply module 42.

[0059] In some embodiments, the charging module 90 includes at least one of a wired charging module or a wireless charging module.

[0060] In this embodiment of the disclosure, by providing the charging module 90 to include at least one of a wired charging module or a wireless charging module, the headphone case 100 is equipped with multiple charging methods, thereby improving the charging flexibility of the headphone case 100.

[0061] In some embodiments, the earphone case 100 further includes a second processor 50, which is connected to both the first wireless signal module 20 and the second wireless signal module 30.

[0062] In this embodiment of the disclosure, the second processor 50 is connected to both the first wireless signal module 20 and the second wireless signal module 30, and the operation of the first wireless signal module 20 and the second wireless signal module 30 can be controlled by the instructions of the second processor 50.

[0063] In some implementations, continue as Figure 1 As shown, the headphone case 100 also includes a second processor 50 and a first indicator light 81 and a second indicator light 82 connected to the second processor 50. The second processor 50 is used to control the display status of the first indicator light 81 and the display status of the second indicator light 82. The display status of the first indicator light 81 is used to indicate the connection status between the first earphone 61 and the electronic device, and the display status of the second indicator light 82 is used to indicate the connection status between the second earphone 62 and the electronic device.

[0064] In this embodiment of the present disclosure, when the first earphone 61 is connected to an electronic device, the second processor 50 can control the first indicator light 81 to light up; otherwise, the second processor 50 can control the first indicator light 81 to turn off. Similarly, when the second earphone 62 is connected to an electronic device, the second processor 50 can control the second indicator light 82 to light up; otherwise, the second processor 50 can control the second indicator light 82 to turn off.

[0065] In this embodiment of the disclosure, the connection status between the first earphone 61 and the electronic device is managed by setting the display status of the first indicator light 81, and the connection status between the second earphone 62 and the electronic device is managed by setting the display status of the second indicator light 82. This allows the user to quickly distinguish the connection status of the first earphone 61 and the second earphone 62 with the electronic device, making it easier for the user to manage the earphones.

[0066] In some implementations, continue as Figure 1 As shown, the headphone case 100 also includes a third indicator light 83 connected to the second processor 50. The second processor 50 is used to control the display status of the third indicator light 83. The display status of the third indicator light 83 is used to indicate whether the first earphone 61 and the second earphone 62 are connected to the same electronic device.

[0067] As described above, the first earphone 61 and the second earphone 62 can be connected to the same electronic device. Therefore, when the first earphone 61 and the second earphone 62 are connected to the same electronic device, the second processor 50 can control the third indicator light 83 to illuminate. For example, when both the first earphone 61 and the second earphone 62 are connected to mobile phone A, the second processor 50 controls the third indicator light 83 to illuminate. When the first earphone 61 and the second earphone 62 are connected to different electronic devices, or only one of the first earphones 61 and the second earphone 62 is connected to an electronic device, or neither the first earphone 61 nor the second earphone 62 is connected to an electronic device, the second processor 50 can control the third indicator light 83 to turn off.

[0068] In this embodiment of the disclosure, the headphone case 100 is further configured to include a third indicator light 83 connected to the second processor 50, and the display status of the third indicator light 83 is further configured to indicate whether the first earphone 61 and the second earphone 62 are connected to the same electronic device, so that the user can quickly distinguish the connection status of the earphones and further facilitate the user to manage the earphones.

[0069] Figure 3 This is a schematic diagram illustrating the structure of a headphone system according to an exemplary embodiment, such as... Figure 3 As shown, the headphone system includes a first earphone 61, a second earphone 62, and at least one headphone case 100 as described in the above embodiments.

[0070] Below, in conjunction with Figure 4 The diagram shown illustrates the working scenario of the headphone system, illustrating the operation of the Bluetooth headphone box 710 in its first working mode.

[0071] On one hand, the first Bluetooth module 721 in the Bluetooth earphone box 710 connects to the third Bluetooth antenna 7501 of the target smartphone 750 through the first Bluetooth antenna 722 in the Bluetooth earphone box 710, relaying the first Bluetooth earphone 741. The first Bluetooth earphone 741 can receive the pairing information sent by the first Bluetooth module 721 through the first Bluetooth antenna 722 through the fifth Bluetooth antenna 7411. After waiting for the confirmation information of the pairing response from the target smartphone 750, the first Bluetooth earphone 741 directly connects to the target smartphone 750 through the fifth Bluetooth antenna 7411.

[0072] On the other hand, the second Bluetooth module 731 in the Bluetooth earphone box 710 is connected to the fourth Bluetooth antenna 7601 of the target laptop 760 through the second Bluetooth antenna 732 in the Bluetooth earphone box 710, relaying the second Bluetooth earphone 742. The second Bluetooth earphone 742 can receive the pairing information sent by the second Bluetooth module 731 through the second Bluetooth antenna 732. After waiting for the confirmation information of the pairing response from the target laptop 760, the second Bluetooth earphone 742 is directly connected to the target laptop 760 through the sixth Bluetooth antenna 7421.

[0073] The prefixes "first," "second," etc., used in the embodiments of this disclosure are merely for distinguishing different descriptive objects and do not constitute restrictions on the position, order, priority, quantity, or content of the descriptive objects. The description of the descriptive objects is found in the claims or the context of the embodiments, and the use of prefixes should not constitute unnecessary restrictions. For example, if the descriptive object is "wireless signal module," then the ordinal number preceding "wireless signal module" in "first wireless signal module" and "second wireless signal module" does not restrict the position or order of "wireless signal modules." Similarly, if the descriptive object is "earphone," then the ordinal number preceding "earphone" in "first earphone" and "second earphone" does not restrict the priority of "earphone." Furthermore, the number of descriptive objects is not limited by ordinal numbers and can be one or more; for example, in "first antenna," the number of "antennas" can be one or more.

[0074] Other embodiments of this disclosure will readily occur to those skilled in the art upon consideration of the specification and practice of this disclosure. This disclosure is intended to cover any variations, uses, or adaptations of this disclosure that follow the general principles of this disclosure and include common knowledge or customary techniques in the art not disclosed herein. The specification and examples are to be considered exemplary only, and the true scope and spirit of this disclosure are indicated by the following claims.

[0075] It should be understood that this disclosure is not limited to the precise structures described above and shown in the accompanying drawings, and various modifications and changes can be made without departing from its scope. The scope of this disclosure is limited only by the appended claims.

Claims

1. An earphone case, characterized in that, include: Box body (10), first wireless signal module (20) and second wireless signal module (30) disposed inside the box body (10); The first wireless signal module (20) is communicatively connected to the first electronic device and the first earphone (61); The second wireless signal module (30) is connected to the second electronic device and the second earphone (62) respectively.

2. The earphone case according to claim 1, wherein, The first wireless signal module (20) includes a first wireless signal module (21) and a first antenna (22) connected to the first wireless signal module (21). The second wireless signal module (30) includes a second wireless signal module (31) and a second antenna (32) connected to the second wireless signal module (31).

3. The earphone case according to claim 2, wherein, The wireless signal module includes a first processor (201), and a power input interface (202), a ground interface (203), a data transceiver interface (204), and an event notification interface (205) connected to the first processor (201).

4. The earphone case according to claim 1, wherein, Wireless signal modules include Bluetooth modules, Starlight modules, NFC modules, or ultra-wideband communication modules.

5. The earphone case according to claim 1, wherein, The earphone box (100) also includes a first power supply module (41) and a second power supply module (42). The power output interface of the first power supply module (41) is connected to the power input interface of the first wireless signal module (20), and the power output interface of the second power supply module (42) is connected to the power input interface of the second wireless signal module (30).

6. The earphone case according to claim 5, characterized in that, The earphone case (100) also includes a charging module (90), which is connected to both the first power supply module (41) and the second power supply module (42).

7. The earphone case according to claim 1, wherein, The earphone case (100) also includes a second processor (50), which is connected to both the first wireless signal module (20) and the second wireless signal module (30).

8. The earphone case according to claim 1, wherein, The earphone case (100) further includes a second processor (50) and a first indicator light (81) and a second indicator light (82) connected to the second processor (50). The second processor (50) is used to control the display status of the first indicator light (81) and the display status of the second indicator light (82). The display status of the first indicator light (81) is used to indicate the connection status of the first earphone (61) with the electronic device, and the display status of the second indicator light (82) is used to indicate the connection status of the second earphone (62) with the electronic device.

9. The earphone case according to claim 8, characterized in that, The earphone case (100) also includes a third indicator light (83) connected to the second processor (50). The second processor (50) controls the display state of the third indicator light (83), and the display state of the third indicator light (83) is used to indicate whether the first earphone (61) and the second earphone (62) are connected to the same electronic device.

10. An earphone system, characterized by It includes a first earphone (61), a second earphone (62), and an earphone case (100) as claimed in any one of claims 1-9.