LEEM   LA-400 power amplifier 

LA-400
The all new LA-series Stereo Power Amplifiers combine the latest in semiconductor and powerful TOROIDAL transformer technology along with a unique fan-cooled heat sink arrangment to create a high efficiency power amplifier with excellent performance and reliability. Two dpeed fan cooling, LED indicators: clip/limit, signal, protect, active.
Stereo Power Amplifier
200 watts RMS per channel @ 4 ohms
400 watt/RMS mono bridged mode @ 8ohms.
Fan cooled