Car amplifier 4 channel

4 CH CAR AMPLIFIEROutput power RMS: 4 OHM, 80W  x 4 CHOutput power RMS: 2 OHM,140W  x 4 CHOutput RMS: 2 OHM,280W  x 4 CH(BRIDGE RMS) :4 OHM, 280W  x 2 CHAt BRIDGE MAX: 4 OHM, 600W  x 2 CHSensatitive: 90 dBFrequency response: 10HZ-50KHZTHD:≤0.05%Power supply: DC 10.8-14V 

Car amplifier 4 channel