“Korg Poly 800 Polyphonic Analog Synthesizer.
49 Key Keyboard, unweighted, 4-octave.
In working condition. I tested each key. All work fine.
Sounds great! (Requires separate amplifier. ) Joystick works (Pitch bending left right up down.)
I do not know how to test other functions. ” Click here to visit listing on eBay