"Click here Lepai LP-2020A+ Tripath Class-T Mini Audio Amplifier with Power Supply Black br RCA Input Can be plug in with IpodMP3MP4br Mini size easy to installation by DIY without manual especially good fit for car motorcycle bikeboat every wherebr Compact Size 120mm D X 147mm W X 42mm H weight280gbr It has Blue LED light ring round Volume KnobBassTreble tuningbr Aluminum alloy solid case and also easy to distribute the heatbr Lepai LP-2020A+ Tripath Class-T Mini Audio Amplifier with Power Supply Black br Click here "