Niles Refurbished SI-2150 150W 2-Channel Power Amplifier (550W Bridged) 2-channel amplifier bridgeable high-current design handles unusual and reactive loads with ease power output: 150 watts RMS per channel into 8 ohms (both channels driven) ...

Niles Refurbished SI-1230 Series 2 12-channel multi-room power amplifier 12-channel amplifier power output: 30 watts RMS per channel into 8 ohms, all channels driven 40 watts RMS per channel into 4 ohms, all channels driven adjacent...