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

Soundstream Reference 604

Hi-Voltage Mode

1 × 142 watts, channel 1 at 4 Ohm
2 × 121 watts, channel 1 + 2 at 4 Ohm
4 × 104 watts, channel 1 up to 4 at 4 Ohm with 13,4V supply voltage
Current consumption 50,8A
efficiency 61,1%

1 × 380 watts, channel 1 + 2 bridged at 4 Ohm
2 × 289 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,3V supply voltage
Current consumption 85A
efficiency 51,1%

Hi-Current Mode

1 × 61 watts, channel 1 at 4 Ohm
2 × 56 watts, channel 1 + 2 at 4 Ohm
4 × 49 watts, channel 1 up to 4 at 4 Ohm
Current consumption 23,5A
efficiency 61,8%

1 × 182 watts, channel 1 + 2 bridged at 4 Ohm
2 × 156 watts, channel 1 + 2 and 3 + 4 bridged at 4 Ohm with 13,4V supply voltage
Current consumption 42A
efficiency 55,5%

1 × 283 watts, channel 1 + 2 bridged at 2 Ohm
2 × 220 watts, channel 1 + 2 and 3 + 4 bridged at 2 Ohm with 13,3V supply voltage
Current consumption 67,5A
efficiency 49,1%

578 watts total power