Yealink YEA-PS5V1200US Power Supply for T2/T4 Series Phones 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 AC / DC Adapter For Yealink YEA-PS5V1200US Power Supply For T2/T4 Series Phones 5V 1.2A - 2A Power Supply Cord Cable Charger Input: 100 - 240 VAC Worldwide Use Mains PSU For use with Yealink SIP-T20(P),SIP-T21(P),SIP-T22P, SIP-T26P, SIP-T28P, SIP-T41P,SIP-T42G Phones (Note: This Item has ONLY a Power Supply. Excluding IP Phone.)