✔ Factory Installed Device Certificate
The Yealink SIP-T21P E2 is an entry-level IP phone that supports 2 VoIP accounts and features HD voice, a large graphical backlit display, and dual Ethernet ports.
This IP phone is a SIP compliant device for use with a SIP compatible hosted provider or a SIP compatible IP PBX. It is not compatible with Microsoft Skype for Business.