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

Axton CAA 50

1 × 67 Watts channel 1 at 4 Ohm
2 × 63 Watts channel 1 + 2 at 4 Ohm
4 × 53 Watts channel 1 up to 4 at 4 Ohm

1 × 193 Watts channel 1 + 2 bridged at 4 Ohm
2 × 144 Watts channel 1 + 2 and 3 + 4 bridged at 4 Ohm

288 watts total power