UpBright New Global 12V AC/DC Adapter Replacement for D.C.12V RadioShack MD-1700 Cat. No. 42-4046 Musical Keyboard 12VDC Switching Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright NEW Global 12V AC / DC Adapter For D.C.12V RadioShack MD-1700 Cat. No. 42-4046 Musical Keyboard 12VDC Switching Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU