DD Audio D4.75

- Conformal Coated PCB - 5-way Protection - Variable 12dB/Oct - Heavy Duty PCB - RCA Signal Pass-through - MOSFET Power Supply Amplifier Test Voltage:14.4 Channels:4 Cont Wattage @ 4ohm:75 x 4 / 180 x 2 Cont Wattage @ 2ohm:90 x 4 Max Current Wattage Draw – Amps:40 RCA Input Sensitivity (Volts):6V ~ 0.2V RCA Input S/N: 90dB THD: 0.2% Pass-Through Output:Yes Remote Subwoofer Control:No (Remote Sold Separately) Power Wire Gauge – In:2 x 18 Speaker Wire Gauge – Out:18 Dimensions (In):6.2 x 3.9 x 1.7 Dimensions (MM):160 x 100 x 45.