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

Audio Design Max Pro 203

1 × 122 watts, channel 1 at 4 Ohm
2 × 110 watts, channel 1 + 2 at 4 Ohm
Current consumption 25,1A
efficiency 65,1%

1 × 335 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 44A
efficiency 56,4%

335 watts total power