Amazon.com: HQRP AC Adapter/Power Supply for Casio CTK-530 / CTK530 / CTK-531 / CTK531 Keyboards Replacement [UL Listed] Plus HQRP Euro Plug Adapter : Musical Instruments
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Amazon.com: MaxLLTo 9V Power Supply Cord Charger, 6 FT Extra Long Replacement AC Adapter for Casio Keyboard CTK-500, CTK-501, CTK-510, CTK-511, CTK-515, CTK-518, CTK-519, CTK-520, CTK-520L, CTK-530 : Musical Instruments