NeuPo 5 Volt Power Supply Compatible with VOIP Yealink Compatible Phones - SIP-T20P, SIP-T22P, SIP-T26P, SIP-T27, SIP-T28P, SIP-T41P, SIP-T42G, T20P, T22P, T26P, T27, T28P, T41P, T42G, T29G, T46S, T46U, T48S, T48U, T52S, T54S, T56A, T58V, T58A and Cisco Phones SPA 303, 500, 501G, 502G, 504G, 508G, 509G, 512G, 514G 525G2, CP500, 900, 922, 942, and 962