UpBright NEW 12V AC/DC Adapter Replacement For Logitech mm50 M/N: 5-0173A S-0173A Speaker Dock 12VDC 1.5A Power Supply Cord Cable Wall Home 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 12V AC / DC Adapter For Logitech mm50 M/N: 5-0173A S-0173A Speaker Dock 12VDC 1.5A Power Supply Cord Cable Wall Home Charger Mains PSU