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

Emphaser EA 475

1 × 81 Watts channel 1 at 4 Ohm
2 × 72 Watts channel 1 + 2 at 4 Ohm
4 × 72 Watts channel 1 up to 4 at 4 Ohm

1 × 216 Watts channel 1 + 2 bridged at 4 Ohm
2 × 207 Watts channel 1 + 2 and 3 + 4 bridged at 4 Ohm

414 watts total power