HXE750.5 5-Channel Class A/B Analog Amplifier 4 x 60/100 Watts RMS @ 4/2 Ω + 1 x 200/350 Watts RMS @ 4/2 Ω. The shapely design with a heavy aluminum heatsink conveys a refined and high-quality elegance that is rather unusual in this price range.
eBay