All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
POLYCOM VVX power supply has a voltage input range of 110V-240V and a frequency range of 50-60Hz. It has an output of 5V with a current of 3A. It comes with a 70 inch power cord and 5 different adapters DC plugs of sizes 5.5 * 2.1, 4.0 * 1.7, 4.8 * 1.7, 3.5 * 1.35, and 2.5 * 0.7MM.
5vdc power supply is compatible with Cisco voip ip phones - SPA 303, 500, 501G, 502G, 504G, 508G, 509G, 512G, 514G 525G2, CP500, 900, 922 and 942.
This 5v IP telephone adapter is suitable for use with Yealink SIP phones such as the T29G, T46S, T48S, T52S, T54S, T54W, T56A, T58-CAM, T57W, T58V, T58A, MP56, MP56-TEAMS, and MP56 Teams Edition.
ac power adapter for poly vvx 250 Compatible with Polycom VOIP IP Phones Poly VVX 150 250 350 450 Edge B, E400, E300 Series, E220, E100 EM50
The warranty includes a 30-day return policy, 12 months for exchanges, and access to customer service 24 hours a day.