Using Bluetooth 5.3 chip design, it has stronger compatibility and stability. Bluetooth receiving (RX) and Bluetooth transmitting (TX) 2-in-1 design. The reception mode has been upgraded to one-to-two, allowing you to connect two mobile phones to listen to music at the same time. Equipped with a high-definition LED digital display screen, the full-screen display of working status and Bluetooth mode are clearly visible. Built-in digital signal conversion chip, supporting digital optical fiber, coaxial, AUX, and RCA interfaces. Upgraded wireless NFC sensing function, connect/disconnect with of mobile phone. Cool RGB lights, multi-color adjustable, soft and non-dazzling. Built-in 1000mAh rechargeable large-capacity lithium battery, which can be fully in about 1.5 hours. It can listen to music continuously for about 10-12 hours and has a standby time of about 30 days. Supports USB (U disk) playback and transmission, and supports multiple lossless format audio file playback. Built-in high-definition microphone supports wireless music listening, hands-free calls, and navigation. The product connection is simple, without any tedious driver or APP download Colour:Black Material:abs Package Contents: 1 * Host 1 * Lotus cable 1 * Audio cable 1 * Data 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.