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

Philips DAP 350

1 × 64 watts, channel 1 at 4 Ohm
2 × 57 watts, channel 1 + 2 at 4 Ohm
Current consumption 13,6A
efficiency 62,1%

1 × 164 watts, channel 1 + 2 bridged at 4 Ohm
Current consumption 23A
efficiency 52,8%

164 watts total power