The Marantz MM8077 7-Channel Power Amplifier features unique current feedback discrete power amp output stages and multiple high-current discrete power transistors that ensure distortion-free sonic reproduction of the most complex audio sources, be it dynamic musical peaks or whispered dialog. This power amp is capable of long-term power delivery into low impedance speakers. This stereo power amp has a sophisticated and elegant industrial design that complements your home décor. The output devices are mounted on unique dual extruded aluminum alloy heat sink assembly, configured in a tunnel arrangement that provides both passive and active cooling. A high-sensitivity temperature-sensing forced air cooling unit removes the excessive heat generated while making no noise and assures cool operating temperatures for long-term reliability. This unit is equipped with a remote power control function.