Casio CT-X8000IN 61-Key Portable Keyboard with Piano tones, Black – marikmusicstore
HQRP AC Adapter Power Supply for Casio CTK-800 CTK-810 CTK-900 Keyboard | eBay
Amazon.com: MaxLLTo 6ft Extra Long 9V 850mA AC Power Replacement Adapter for Casio CTK-700 CTK-800 CTK-900 CTK-2000 CTK2100 Keyboard Wall Charger Power Supply Cord : Musical Instruments