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

First Austria 1800W

1 × 15 watts, channel 1 at 4 Ohm
2 × 15 watts, channel 1 + 2 at 4 Ohm
4 × 14 watts, channel 1 up to 4 at 4 Ohm
Current consumption 6,6A
efficiency 64,8%

56 watts total power