vintage 1980s Sony Tapecorder Selector SB-500

vintage 1980s Sony Tapecorder Selector SB-500 - used for connecting multiple tape / cassette recorders / sources / monitors to an existing receiver or amplifier - switch between three tape sources and monitor any one of them at any time - dub back and forth between up to three audio sources or use as an input selector for 3 extra inputs off an aux line in - does not introduce distortion - no power supply needed - digital manual available price: $100 Comparables online (eBay, Etsy and others) average $170 CDN plus shipping Very good cosmetic condition considering the age with only minor cosmetic scratch on top of chassis. More photos available on request. Item was functional 30 years ago but has been well stored and not used since. It has been powered up and is still functional but sold as pictured, as described, as is with no functional warranties or guarantees and no return policy. All sales final.