Lepai LP-A6 Hi-Fi Stereo Mosfet Amplifier 20 Watt RMS with Sanyo&rsquo;s Chip LA4636 RCA Input,you can plug in iPod or any other MP3/MP4 device Mini size and easy to install by DIY without the use of manual Fits perfectly for a car, motorcycle or boat Round smooth volume knob with Blue LED light Aluminum alloy solid case that easily distributes the heat