Sony XM-GS4 4 Channel Stereo Power Amplifier

Sony XM-GS4 HI‐RES HIGH RESOLUTION 2/3/4 CH Amp 4-Channel Stereo Power Amplifier

Sony XM-GS400 STEREO POWER AMPLIFIER ~ UNTESTED ~ AS-IS ~ For PARTS

Sony XM-2545 4-Channel Old School Amplifier Mosfet 4/3/2

Sony XM-GS4 GS Series 4/3/2Channel Class D Car Amplifier 70W x4 RMS Hi-Res

Sony XM-S400D Class D 4 Channel Stereo Power Amplifier - Used, Very Good

Sony XM-GS4 4 Channel Stereo Power Amplifier - Used, Acceptable