Kenwood eXcelon XR401-4 Reference Series 4-ch car amplifier 75 watts RMS x 4
Kenwood Excelon XR401-4. 75 watts RMS x 4 at 4 ohms (100 watts RMS x 4 at 2 ohms). Reference Series 4-channel car amplifier — 75 watts RMS x 4. 200 watts RMS x 2 bridged output at 4 ohms (4-ohm stable in bridged mode).