The SIP-T27G is a feature-rich sip phone for business. It has been designed by pursuing ease of use in even the tiniest details. Delivering a superb sound quality as well as rich visual experience. The T27G also offers a wide range of functions, like SCA, BLF List, call forward, call transfer, 3-way conference, and up to support various features. Using standard encryption protocols to perform highly secure remote provisioning and software upgrades.