Slight discolouration on the keys, and visible stickers. No mains, but tested with batteries, and works well. Original box.
Vintage Yamaha Portasound PSS-31 Electronic Keyboard Synthesizer Tested Working
Vintage Yamaha Portasound PSS-160 synth keyboard With Box and books
Vintage Yamaha PortaSound PSS-170 Electronic Keyboard With Case BOXED WORKING
Vintage Yamaha Portasound PSS-50 Electronic Music Keyboard Boxed Tested Working
Vintage Yamaha PortaSound PSS-450 1980's 49 Key Keyboard Synthesiser - Tested
Vintage Yamaha Portasound PSS-9 Electronic Keyboard Black Voice Bank 32-Keys
