provided by ben2oo2 from the Hififorum

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

Axton Impact C400X2

1 × 130 watts, channel 1 at 4 Ohm
2 × 119 watts, channel 1 + 2 at 4 Ohm

1 × 353 watts, channel 1 + 2 bridged at 4 Ohm

353 watts total power