Supported Yealink VoIP phones.
Yealink has 3 different conference phones...
The Yealink CP860 IP conference phone is a solid choice for small and medium-sized conference rooms and can support two additional wired microphone units (CPE80).
General Telephone System Support Articles
Information on the Message Center / Voicemail system and options.
Information on published system feature codes.
Internet Information, Access and Support