K-MAINS AC Adapter Charger Replacement for Casio CTK-511 CTK-519 CT-700 Keyboard Power Supply Cord - Walmart.com
Ac Adapter For Casio Ctk-4000 Ctk-558 Ctk-700 Piano Keyboard Power Supply Cord Charger - Newegg.com
9V 1A AC/DC Adaptor Adapter Power Supply wall Charger For Casio CTK-700 CTK-800 CTK-900 CTK-2000 CTK2100 Keyboard US EU UK Plug - AliExpress Consumer Electronics
AC Adapter Power Supply Power For Casio CTK-700 CTK-671 CTK-691 CTK-720 CT-638 | eBay