UpBright New Global 4-Pin DIN +/-18V 1.0A AC/DC Adapter for KLIPSCH PS20 iGroove HG PS 20 i Groove iPod Dock DC 18VDC DC +18V 1A -18V 1 A 4-Prong Connector Switching Power Supply Cord Cable Charger 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 4-Pin DIN +/-18V 1.0A AC / DC Adapter For KLIPSCH PS20 iGroove HG PS 20 i Groove iPod dock DC 18VDC DC +18V 1A -18V 1 A 4-Prong Connector Switching Power Supply Cord Cable Charger Mains PSU