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12V 1.5A AC DC Power Adapter For Casio Electric Piano Keyboard CTK 750 738 5000 811EX CTK 731 AD 12CL FC2 Charger|Chargers| - AliExpress
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POWE-Tech, AC Adapter Replacement for Casio CTK-750, CTK 750 Keyboard Wall DC Power Supply Charger Cord Cable Mains, 5 Feet, with LED Indicator : Electronics