Amazon.com: Replacement Phone Charger Power Cord for Yealink VOIP SIP T20P, T22P, T26P, T27, T28P, T41P, T42G and Cisco IP Phones SPA300 SPA500 SPA900 (5V 2A) : Office Products
Amazon.com: 5 Volt Power Supply can be Used to Charge Yealink SIP T20P, T22P, T26P, T27, T28P, T54S,T56A T58A and Cisco IP Phones SPA300 303 508G 509G Models. : Office Products
Amazon.com: Wantek Corded Telephone Headset Monaural with Noise Canceling Mic + Quick Disconnect Work for Yealink SIP-T19P T20P T21P T22P T26P T28P T32G T41P T38G T42G T46G T48G Avaya 1608 9611G IP