provided by cwolfk from the Hififorum

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

Dragster DB 405

1 × 61 watts, channel 1 at 4 Ohm
2 × 59 watts, channel 1 + 2 at 4 Ohm
4 × 53 watts, channel 1 up to 4 at 4 Ohm
Current consumption 22,5A
efficiency 69,2%

1 × 196 watts, channel 1 + 2 bridged at 4 Ohm
2 × 161 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm
Current consumption 39,7A
efficiency 60,2%

322 watts total power