UpBright 48V AC/DC Adapter For CISCO 34-1977-03 A0 PSA18U-480C ADP-18PB V85 Delta 34-1977-05 AO EADP-18FB B EADP-18FBB AP IP Phone VoIP 7900 Series 48VDC 380mA 48.0V 48.0V 0.38A DC48V Power Supply 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 48V AC / DC Adapter For CISCO P/N 34-1977-03 A0 PSA18U-480C Model ADP-18PB V85 Delta 34-1977-05 AO EADP-18FB B EADP-18FBB AP IP Phone VoIP 7900 Series Telephone 48VDC 380mA 48.0V 0.38A DC48V Switching Mode Power Supply Cord Cable Charger Mains PSU