Rare to find on the used market and recently discontinued by Bel Canto. This is the latest version with WBT NextGen connectors. Amplifier is around 4 years old. I'm the 2nd owner. http://www.belcantodesign.com/home/eone/archive/ref150s-amplifier/
"The REF150S stereo amp is ideal for compact systems using monitors or smaller speakers, designed with high current output will drive speakers to their fullest potential."
- Max Power Output: 150W 4 ohms, 75W 8 ohms per Channel
- Minimum Load: 3 ohms per Channel
- Peak Output Current: 30 Amps per Channel
- Balanced Input Impedance: 200 Kohms