Amazon.com: T POWER 7.5V Charger for Casio Casiotone MT-40 MT-41 MT-45 MT-65 MT-68, CT-638 CT638 CT-700 CT770, SA-6 SA-21 SA-6, SA6, SA-65, SA65, SA-67, SA67 Keyboard Piano Ac Dc Adapter Power Supply :
Casio MT-68 | Now I have the MT-65 and MT-68, essentially th… | Flickr
Vintage Casio Casiotone MT-68 49-Key Synthesizer Keyboard with Power Supply/Case | Reverb