Autotek SM1600.2 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 2 x 400 @ 4 Ohms, 2 x 800 @ 2 Ohms, 1 x 1600 WATTS @ 4 Ohms Bridged