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

Sherwood A250X2

1 × 210 watts, channel 1 at 4 Ohm
2 × 203 watts, channel 1 + 2 at 4 Ohm

1 × 650 watts, channel 1 + 2 bridged at 4 Ohm

650 watts total power