Autotek SM4800.1 Street Machine Car Amplifier Brushed aluminum heat sink design Illuminated power VU meter Military grade PCB design SEPP A/B analog class multi-channel and D-class models 1 x 1200 @ 4 Ohms, 1 x 2400 @ 2 Ohms, 1 x 4800 WATTS @ 1 Ohm MONO