70 Watt per channel, excellent best series design from NAD, has moving coil preamp board installed, Japanese version with better grade parts and Nichicon capacitors and boards, connectors etc. double up power switch, clean all controls 2 times, some updates of capacitors and touch up ruggedize board soldering at amp board and regulators circuits, upgrade speaker relay. Memory battery okay. FM calibration is excellent,.. unit in very low use condition, was stored for years due to minor problem. Condition #9