Bryston 4B-SST

Priced to move! Bryston 4S SST Rock solid, Bryston quality and sound! 7/10 condition, I would give it an 8/10 aside from the Bryston logo has smudges on a few letters(see pics). Pet, child, and smoke-free environment. Still under Bryston 20 year warranty! A work horse power amp.! Bryston mfg. date code: 02-29. Bryston packing materials, owners manual(see pics)

Power Output: 300 watts per channel into 8 ohms 500 watts per channel into 4 ohms
Gain Select and Sensitivity 29dB - 1.8Vin = 300W @ 8 Ohms - (1V Position) 23dB - 3.6Vin = 300W @ 8 Ohms - (2V Position)
Input Impedance 50 Kohms single ended 20 Kohms balanced
Distortion IM or THD+noise < 0.005% 20Hz to 20kHz at 300 watts into 8 W < 0.007% 20Hz to 20kHz at 500 watts into 4 W
Noise Measured with input shorted - 20Hz to 20kHz. >110dB below rated output 29dB gain (- 75dBu) >113dB below rated output 23dB gain (- 78dBu)
Slew Rate > 60 volts per microsecond
Power Bandwidth < 1 Hz to over 100 kHz Damping Factor Over 500 at 20 Hz, ref. 8 ohms
Dimensions L x H x D 19” version with handles - 48.3 x 13.3 x 43.8cm - 19” x 5.25” x 17.25“ mounted rack depth - 40.1cm - 15.75"
Weight: approx. 22kg - 50 lbs