The Extron XTRA Series XPA 2001 is a half rack 1U, convection cooled power amplifier delivering 200 Watts into a 70 Volt or 100 Volt line. This professional grade amplifier features a 100 dB signal-to-noise ratio with less than 0.1% THD+N. The XPA 2001 is an ENERGY STAR qualified amplifier with an Extron exclusive, highly efficient, advanced Class D amplifier design. It also features patented CDRS - Class D Ripple Suppression technology that provides a smooth, clean audio waveform and an improvement in signal fidelity over conventional Class D amplifiers. The XPA 2001 is housed in a half rack width metal enclosure, conserving rack space. The Extron exclusive, high efficiency design generates very little heat and allows the amplifier to be convection cooled.