✔ Factory Installed Device Certificate
The Yealink SIP-T54S is a full-featured Gigabit IP phone designed for busy executives and professionals. It features upgraded hardware, a newly designed screen with optimal viewing angle, Optima HD voice for life-like conversations, built-in Bluetooth, and Opus codec support.
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.