Rated power measured according to DIN 45500 up to 1% distortion factor in 13,5V

Alpine MRV-1000

1 × 237 watts, channel 1 at 4 Ohm
2 × 233 watts, channel 1 + 2 at 4 Ohm

1 × 625 watts, channel 1 + 2 bridged at 4 Ohm

625 watts total power