SIP-T27GStandard and Affordable SIP Phone for BusinessThe 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.HD AudioYealink Optima HD Voice refers to the combination of software and hardware design as well as the implementation of wideband technology to maximizes the acoustic performance. Coupled with advanced acoustic clarity technology such as full duplex, echo cancellation, Adaptive jitter buffer etc. Creating an amazing face-to-face live experience.Enhanced Call ManagementThe SIP-T27G supports vast productivity-enhancing feature such as SCA, BLF List, call forward, call transfer, 3-way conference.Three pages of 8 flexible buttons are shown on the display can be programmed up to support various features. Support Yealink YHS32, With EHS36 user can control phone through wireless headset.Efficient Installation and ProvisioningIntegrated IEEE 802.3af Power-over-Ethernet allows easy deployment with centralized powering and backup.The SIP-T27G support the FTP, TFTP, HTTP, and HTTPS protocols for file provisioning and are configured by default to use Trivial File Transfer Protocol (TFTP), supports AES encrypted XML configuration file.Highly secure transport and interoperabilityThe Communicator uses SIP over Transport Layer Security (TLS/SSL) to provide service providers the latest technology for enhanced network security. The range is certified compatible with 3CX, Asterisk and Broadsoft Broadworks, ensuring excellent compatibility with leading soft switch suppliers.