Casio CT-6500 - Is this repairable? : r/synthesizers
Casio - JD-6500 - - Digital Diary - Casio JD6500 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
The skyforce dw-6500 Casio knew how to make great looking prices back in the days : r/gshock