Easy-to-use all-in-one kit: USB sound card and audio DJ mixer in one. It optimizes vocals and sound effects by adjusting the buttons to provide excellent high-fidelity quality. Designed for live streaming: The G3 Live Sound Card and L9 Microphone Kit are a professional live streaming combo. The highlight of the set, 5 live modes for you to choose, 2 people live broadcast, 2 microphone inputs, Bt wireless background track input and monitor your own voice in real time. Professional mixer: built-in high-performance 32-bit DSP noise reduction audio chip, clocked at 320MHz, processing speed 4 times faster than ordinary sound cards. 2 large knobs: adjust the volume of microphone and background track, 6 long track buttons: adjust high/low, converter, reverb, monitor, recording, background track balance, Bt background track, bring perfect sound quality to your live and recording. The G3 sound card has 5 live scene modes: KTV, Burst, Magic, Origin, Mc, 3 voice changers: Uncle, Goddess, Baby, 12 electronic music tones, 24 special funny sound effects, especially recommended: ducking function, eliminate the original singing function. 2 large knobs and 6 buttons help you adjust the sound and volume