Amazon.com: PK Power AC/DC Adapter for Casio CASIOTONE MT-260 MT-540 CT-430 CT-102 CT-510 CT-370 Electronic Keyboard Piano 9VDC Power Supply Cord Cable PS Wall Home Charger : Musical Instruments
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Amazon.com: BestCH DC 9V AC DC Adapter for Casio CASIOTONE MT-260 MT-540 CT-430 CT-102 CT-510 CT-370 Electronic Keyboard Piano 9VDC Power Supply Cord : Musical Instruments
PwrON (6.6ft Cable) 9V AC to DC Adapter For Casio Casiotone MT35 MT-35 MT36 MT-36 MT500 MT-500 MT520 MT-520 MT820 MT-820 MT-260 MT-540 CT-430 CT-102 CT-510 CT-370 Keyboard Piano 9VDC Power Supply