YAMAHA CP, YC & CK 61/73/88 | Newest addition to my CP88 setup is a Miditech Pianobox Pro (besides a Roland SonicCell and Korg Minilogue XD, and a Kenton MIDI-5 Through box
Yamaha's New CK Stage Keyboards Combine Power & Portability – Synthtopia
YAMAHA CP-10 Stage Piano Keyboard Vintage 61 key Synthesizer Electric Piano | eBay
Piano Electric Vintage Yamaha CP25 Traveling Musician 61 Key Keyboard for Sale in Boca Raton, FL - OfferUp