WIRELESS SOUND CARD LIVE STREAMING EARPHONES. Easy to operate,Fully compatible, Universal for mobile phones and computers. Wireless sound card Built in microphone, One click noise reduction,support Remote control. Built in high-capacity battery, Live streaming has a full day battery life. Remote control operation, Refuse tedious debugging. Use: SINGING, Stage Performance, Teaching, Recording Color: Black Material: Plastic + Silicone Due to different lighting or display, the actual product may have color difference Package Contents: 1 x sound card 1 x receiver 1 x remote control (excluding 2 AAA batteries) 1 x Type-C cable 1 x audio 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.