This is a Vintage 61 -key Casio ToneBank CT-650 keyboard. Features_465 Sound Tone Bank, Left and Right line outs, Sustain and Foot volume jacks,... | By OGA PIANO | Facebook
Casio CT-650 Tone Bank Electronic Keyboard Owner's Manual Book, Reproduction. | eBay
DC 9V Power Supply Adapter for Casio CT-648, CTK-650, CTK-651 Keyboard Piano | eBay
Vintage Casiotone ToneBank Keyboard CT-650 61-Key Casio 465 Sound Tone Bank MIDI | Reverb
Casio ToneBank CT-650 - Syntaur
AC Adapter Charger for Casio CT-650 Keyboard Switching Power Supply Cord Cable | eBay
Casio CT-650, computer unable to recognize keyboard input, any advice would be appreciated : r/synthesizers