Operating Voltage: 9 – 16 Test Voltage: 14.4 Output Channel(s): 4 Continuous Wattage @4ohm: 200 x 4 / 700 x 2 Continuous Wattage @2ohm: 370 x 4 / 1040 x 2 Continuous Wattage @1ohm: 550 x 4 Max Current Draw (Amps): 220 RCA Input Voltage Sensitivity: 8 ~ 0.2 RCA Input S/N: 85dB Damping Factor: 100 THD: 0.2% Frequency Response (Hz): 20 – 25k High Pass Filter: 30 – 5k Low-Pass Filter: 50 – 5k ZVL Input: No Pass Thru Output: Yes Power Wire Gauge: 2 Speaker Wire Gauge: 16 Dimensions (Inches): 10.5 x 7 x 2 Dimensions (MM): 268 x 177 x 54