![1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
4 IN 1 OUT: Stereo mixer mixes four sound inputs into one stereo output.Each potentiometer controls the volume of each channel individually and the volume does not interfere with each other.EASY TO ADJUST: The stereo mixer splitter has a standard switch gear.With bass and treble controls, you can adjust settings to suit your needs and drive a variety of headphones and external amplifiers.STANDARD DESIGN: The stereos splitter can drive headphones directly or connect power amplifier.The interface is a 3.5mm stereo jack.The shell is made of high quality aluminum alloy which is sturdy and durable.Input and output compatibility: The sound extractor input interface is compatible with PC, mobile phone, laptop, etc.The output is compatible with speakers, headphones, bar speakers, etc.Power Supply: The working power of the mixer is DC 5V‑12V DC5.5 x 2.1, and the magnification is about twiceStatic current is about 8mA. When using NJM3414 low voltage and high current, the driving current is 70mA.