1、USB SOUND INTERFACE SOUND CARD: Professional USB sound interface sound card, set recording, karaoke, live broadcast, computer sound playback function in one. 2、DUAL CORE DSP DIGITAL CHIP: Digital sound mixer built in dual core DSP digital chip, can arbitrarily switch a variety of scene modes, support dual microphone, dual live, dual headphones. 3、MULTIFUNCTIONAL: Digital sound mixer has treble and bass adjustable, one key fade, one key mute, one key noise reduction, and multi group variable sound fine tuning. 4、LIGHTWEIGHT AND COMPACT: The sound mixer features a lightweight and compact design, making the sound card portable and easy to use in different scenes. 5、METAL MATERIAL: Digital sound mixer is made of premium metal material, which is sturdy and rugged, rust resistance and wear resistance, and has a long service life.