Amazon.com: MaxLLTo 6ft Extra Long AC Power Replacement Adapter for Casio WK-110 WK-200 WK-210 WK-3700 Keyboard Charger Power Supply Cord : Musical Instruments
Casio WK-3700 | Musician's Friend
Casio WK-3700 76 key - musical instruments - by owner - sale
YUSTDA AC Adapter for Casio WK-1250 WK-1300 WK-1350 WK-3700 Keyboard Power Cord - Walmart.com
T-Power 12v AC Adapter for Casio Wk-1630 Ad-12ul Wk-3700 Piano Privia Px-100 for sale online | eBay
Lot 304: Casio WK-3000 76 Key Digital Recording Studio Styled Keyboard w/Stand & Chair | EstateSales.org
Casio Wk-3700 Digital Keyboard 76 Keys Synthesizer Piano Workstation, Functions: Multi Effects