Rated power measured according to DIN 45500 up to 1% Klirrfaktor

Harman Kardon HK6500

8-Ohm-Mode
1 × 130 watts, channel 1 at 8 Ohm
2 × 112 watts, channel 1 + 2 at 8 Ohm

4-Ohm-Mode
1 × 90 watts, channel 1 at 8 Ohm
2 × 78 watts, channel 1 + 2 at 8 Ohm

1 × 144 watts, channel 1 at 4 Ohm
2 × 113 watts, channel 1 + 2 at 4 Ohm

226 watts total power