Lepy 808 Mini Power HiFi Stereo Car Motor Bike Amplifier with Subwoofer Adjustment Color Black Aluminum alloy made outer shell, spray sand and anodic oxidation coloring processed surface. Built-in car audio power amplifier module, high power and minimum distortion. DC12V switching stable power supply (linear is not applicable), can be directly used on car. AUX stereo audio input, easily connect to CD, DVD, PC, mp3/mp4, digital music players, etc. Fashion and delicate outlook, super bass and transparent tone. Suitable for car, motor bike, or home supply.