N9 External Sound Card USB Audio Karaoke Studio Recording Profeional for Game Live Phone Computer The shell is made of aluminum alloy, high-cost three-layer metal painting proce, anti scratch / waterproof / anti fingerprint The real-time monitoring ear return function can live broadcast the sound of K songs. You can effectively find your own rhythm through real-time monitoring of headphones Two devices can be connected at the same time. One mobile phone live broadcast is connected to another device (mobile phone or computer) as the accompaniment device The built-in lithium battery has a long service life and can be continuously broadcast for 8 hours The mixer is compact and lightweight Battery capacity: 1200mAh Colour:black Material:Aluminum alloy Package Contents: 1 x Sound Card 1 x Data Cable 3 x Audio Cable Only the above package content, other products are not included. Note: Light shooting 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.