1、MULTIPLE MODE SWITCHING: Digital sound card built in dual core dsp digital chip, can arbitrarily switch multiple scene modes, support dual microphone, dual live, dual headphones. 2、MULTIFUNCTION: Sound mixer has the functions of adjustable treble and bass, one key diminishing, one key acoustic sound elimination, one key noise reduction, and multi group variable sound fine tuning. 3、WIDELY USED: Professional digital sound card is a very popular professional live broadcasting equipment for webcasting, mobile K song and other platforms. 4、LIGHTWEIGHT AND PORTABLE: Live streaming mixer's lightweight and compact design and rugged metal casing make the sound card portable and easy to use in different scenes. 5、APPLICATION: The sound mixer can be used as a microphone k song complete set, sing live equipment, sound card live streaming and so on. Built in 3000mah battery, long battery life. 1 x Sound Card2 x Sound Cables1 x Data Cable1 x User Manual Item Type: Digital Sound CardMaterial: MetalBattery Type: Lithium Battery (Shipped with Built-In Battery)Battery Capacity: 3000mah