KOVE Compliant 48v Universal Power Supply (OEM) 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 Replacement For Polycom Compliant 48 Volt Universal Power Supply compatible with Vvx300 , vvx 310 ,vvx400, vvx 410 sound point ip 560, sound point ip 670 MPN: PY-2200-46170-001