The item is a fashion live studio mixer, which can be easily paired with your smart phone,pad and computer. The mixer is a multi-purpose 4-channel mixer with a sound that can be meet users of home music production, webcast, K song and other needs. It is manufactured with plastic material. This mixer is suitable for all kinds of occasions,such as,wedding,hotel meeting,radio anchor and recording room. Features -Color: Black -Material: Plastic -Size: About 18.5x15x5.5cm/7.28x5.91x2.17inch -Power 50W -Totai Harmonic Distortion: le;0.1% -Frequency Response:20Hz~20KHz/ plusmn;0.5dB -S/N Ratio: ge;-80dB -MAX Outputs4V/MAX -Input/Output impedance: -MIC:2.4K Omega; -Mono:11K Omega; -Stereo:100K Omega; -HI:12KHz plusmn;15dB -LOW:80Hz/ plusmn;15dB - The mixer is equipped with input gain and high bass adjustment, built-in 48V phantom power supply for condenser microphone direct power supply. - High-definition headset output port, MP3 broadcast, device with a sound can be directly connected to the PC. - Mixer compact, lightweight, can be directly connected to the PC's USB port power supply,No additional power, can be connected to the computer through the USB power supply to run. - With the trouble with an external adapter, you can also use the mobile power or USB AC / DC. - Compact size 4-channel mixing console, lightweight and portable, suitable for home karaoke, network live broadcast, music recording, etc.