Casio CT-S200RD EPA 61-Key Premium Keyboard Package with Headphones, Stand, Power Supply, 6-Foot USB Cable and eMedia Instructional Software, Red - Walmart.com
Manual: CPS60 OM CASIO EN ES : Free Download, Borrow, and Streaming : Internet Archive
Firmware Update 1.60 for Casio MZX-series keyboards - Gadget Victims