Open-back Bluetooth earphones and their charging case assembly

CN310013705SActive Publication Date: 2026-06-02SHENZHEN ZHIANRUI NOISE REDUCTION TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
SHENZHEN ZHIANRUI NOISE REDUCTION TECHNOLOGY CO LTD
Filing Date
2025-11-20
Publication Date
2026-06-02

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Abstract

1. Name of the product subject to this design: Open-back Bluetooth earphones and their charging case assembly. 2. Purpose of this design: for open-canal audio playback, calls, and charging of headphones. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design points: Component 1 3D view 1.
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