Yealink SIP-T21P E2


Yealink SIP-T21P E2 IP Phone – Cable – Wall Mountable, Desktop – Charcoal – 2 x Total Line – VoIP – Caller ID – Speakerphone – 2 x Network (RJ-45) – PoE Ports – SIP, RTCP XR, LDAP, SIP v2, NAT, STUN, DHCP, SNTP, UDP, TCP, SRTP, … Protocol(s)



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