provided by booorsti from the Hififorum

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

ESX Vision V800.2

1 × 306 watts, channel 1 at 4 Ohm
2 × 296 watts, channel 1 + 2 at 4 Ohm with 13,4V supply voltage
Current consumption 71,7A
efficiency 61,6%

1 × 949 watts, channel 1 + 2 bridged at 4 Ohm with 13,3V supply voltage
Current consumption 129A
efficiency 55,3%

949 watts total power