Item Type: Stereo Mixer Material: Aluminum Alloy Input, Output Interface: 3.5mm Power Supply: DC5-12V, 1A or More Quiescent Current of 5V Power Supply: ≈ 270ma Quiescent Current of 2V Power Supply: ≈ 103ma 1、Multi Channel: Stereo mixer using high end mixer, stereo input and output, the interface is 5mm, 10 simultaneous inputs, 2 simultaneous outputs, the output port can drive headphones, but also external to other devices, such as amplifiers.  2、Independent Control: Stereo mixer will come from many different sources of sound collected into the monitoring position for monitoring or routing. Each channel has an independent volume control (amplification gain of approximately 2x) and a separate input plug, as well as a single output from the amplifier.  3、Applicable Device: Sound mixing console mixes multiple channels into a single track for your keyboard, small stage setup, drum kit, or submix.  4、Superior Performance: Sound mixer uses a total of 13 imported dual op amps with built in power boost conversion module to ensure channel isolation, large dynamic signal without distortion, and strong drive capability.  5、Wide Application: Sound mixer can provide accurate, crisp and clear sound quality. Perfect for live performances, shows, stage shows, DJ events and karaoke, etc.