Pyle 60 Watts Class T Hi-Fi Audio Amplifier W/Adapter "Output Power 30 x 2 Watts Class T Circuit Design Can Use For Car And Home 12v,2a Ac/Dc Adapter 3.5mm Ipod/Mp3 Input Jack Microphone Input Jack Short Cut, Overload, Overheat Protection Dimensions: 5.51'' x 4.80'' x 1.81''