Hafler DH-200 Stereo Power Amplifier. It was fast, clean and dynamic when it was first built and still highly rated today. 2- 100 watt 8 ohm stereo channels. Very low distortion levels, Conservatively rated at 100 watts but bench tested at 130 w/ch. AC Line fuses and thermal breakers. Requires connection to a Preamplifier or Receiver and Speakers for most effective use.