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

Ground Zero GZUA 4135DX

1 × 132 watts, channel 1 at 4 Ohm
2 × 121 watts, channel 1 + 2 at 4 Ohm
4 × 105 watts, channel 1 up to 4 at 4 Ohm with 13,4V supply voltage
Current consumption 45,1A
efficiency 69,5%

1 × 380 watts, channel 1 + 2 bridged at 4 Ohm
2 × 299 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 73A
efficiency 61,2%

598 watts total power