About this item: 1,Tailored for network Karaoke, webcast or pro recording, compatible with Windows7/8/10/11 system. 2,USB 2.0 data transmission, high speed, ultra-low delay. 3,Supporting 24bit/96KHz accurate sampling, clearer recording and playing. 4,ASIO 2.0 driver standard, compatible with more than two VSTs for webcast or pro recording. 5,Powerful recording and playing function, connecting microphone for webcast, multiple person chatting fluently during webcast. 6,Supporting MME/WDM/DirectSound, easy audio signal transmission from sound card to PC. 7,Volume adjustment of mic/headset/speaker out/cell phone recording. 8,Two combo mic/instrument input connectors to link with mic/instrument. 9,One 3.5mm cell phone connector for webcast on PC/cell phone simultaneously. 10,Two L/R CH 6.3mm TRS bal output connector to link with active speaker cabinet. Specification: Mic/Line in 1-2 Frequency Response20Hz-20KHz1dB Dynamic Range80dBA- weighted S/N Ratio75dBA- weighted THD + Noise50dB Gain Range+54dB