Smart Business Phone Compatible with Microsoft® Skype for BusinessThe Yealink T56A, compatible with Microsoft® Skype for Business and Office365, brings a superior Skype for Business-tailored experience and functionality to your desktop. Upgrading from Yealink T4S Series (Skype for Business® Edition), the T56A not only features a 7-inch multi-point touch screen, but also owns a better Skype-tailored user interface and a faster response speed, all of these make collaboration easier than ever. Presenting a standalone voice solution and an unparalleled audio clarity, the T56A is armed with Yealink''s Optima HD Voice technology and SILK speech codec. Moreover, T56A enhances your office productivity by supporting multi phone functions, including Skype for Business conference, calendar, CAP, hot desking, Boss/Admin. With the Yealink EXP50 Expansion Module, the phone extends up to 180 contacts.Key Features and BenefitsHD AudioYealink Optima HD Voice technology combines cutting-edge hardware and software, including the Yealink Noise Proof Technology, to fully improve its audio quality. As a speech codec for real-time, packet-based voice communications, SILK, is designed to perform a higher HD audio quality which provides scalability in several dimensions and is highly scalable in terms of audio bandwidth, network bit rate, and complexity. And its hearing aid compatible (HAC) handset helps the person who is with hearing loss to hear the voice more clearly.Rich FunctionalityThe 7-inch multi-point screen and the Skype-tailored user interface provide a rich visual presentation and easy menu navigation. The T56A is fully compatible with Skype for Business and Office 365, making for a rich and capable ecosystem for team environment. With an all-new USB port, the T56A boasts unparalleled functionality and expansibility with Bluetooth (pending), Wi-Fi (pending), USB recording and USB headset features.Easy deploymentSupporting Microsoft''s Skype for Business Server in-band provisioning enables a carefree configuration and easier-than-ever mass deployment. Automatically deployed on a variety of servers- http, https and ftp, Yealink T56A can even be pre-installed with Yealink''s premium software for Skype for Business prior to shipping, meaning plug-and-play for customers immediately after unboxing.