CASIO CT-650 Tone Bank Keyboard for Sale in Half Moon Bay, CA - OfferUp
Vintage Casiotone ToneBank Keyboard CT-650 61-Key Casio 465 Sound Tone Bank MIDI | Reverb
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
US 9V Power Adaptor for the Casio CT-650 Keyboard by myVolts
Casio CTK-650 Vintage synth with some startling tricks! - YouTube
Casio SC-650 Soft Carry Bag for Casiotone CT-S Keyboards SC650
User manual Casio ToneBank CT-650 (English - 56 pages)