Casio WK-6600 is way more powerful than you would expect - still am learning the duet function on the arrpegiator and autoharmonizer. Any idea how to get that to work? : r/casio
Amazon.com: Casio WK-6600 76-Key Workstation Keyboard with Power Supply Black medium : Musical Instruments
Casio WK-6600 | Music Marvel
Used Casio CASIO WK-6600 W/AD/SUS Keyboards 76-key Keyboards