The appearance of the product is exquisite; The latest Bluetooth 5.0 technology; With 3D sound effect; With LED status light display, the status is more clear and intuitive; A variety of audio lights display, can identify the audio transmission mode; Knob control, more convenient; Support hands-free calling function; Support voice wake-up function TP-C charging port, more convenient to use; RCA, 3.5MM audio output interface, strong versatility; Built-in rechargeable battery, long battery life; The product connection is simple, without any cumbersome driving and downloading APP; Colour:black Material:plastic Package Contents: 1 x Bluetooth 5.0 Audio Receiver 1 x RCA Cable 1 x Type C Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.