Describes a mobile communication device (1, 20, 55, 111, 150, 200, 220, 335) having musical instrument (percussion, keyboards, string and blow) function, which “can be scrapped onto the user's body through an adjustable elastic belt (151). It is also able to receive commands from a remote sensor (4, 70, 75, 160, 210, 257, 392,412), which has a musical instrument interface (percussion, keyboards, string and blow), preferably scrapped onto the user's body by means of an adjustable elastic belt (151). A sound system (6) or an audio / video equipment might receive audio and / or video from the mobile communication device (1, 20, 55, 111, 150, 200, 220, 335) through an adapter (5, 56, 63, 68). The use of this device is intended to be an occupational therapy, satisfying, entertaining and relaxing for the user, which will provide user's mental and physical health benefits. Its technical classification is under “electronics”.