Marantz 4270 Stereo 2+ Quadradial 4 Receiver AS ISUntested source selector knob appears to be frozen. Will likely need servicing. A Marantz 4270 Stereo 2+ Quadradial 4 Receiver AS IS in Poor condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture any and all accessories too. What you see is what you will get so please check out the pictures! Everything we sell has been