Especially designed for busy executives and professionals, Yealink SIP-T52S is an ease-of-use Media IP Phone with a 2.8-inch clolr-screen and a distinctive appearance and structure. For its simplified and human-friendly design as well as user interface, it brings the IP phone and users more closer and unceasingly boosts the operating experience. With respect to Yealink Optima HD voice technology, T52S enhances its audio quality via adding Opus audio codec, so that it delivers superb audio quality and crystal clear voice communications. Meanwhile, Yealink SIP-T52S built with Gigabit Ethernet technology, a built-in Bluetooth and a built-in USB 2.0 port, intending to enhance collaboration and productivity. Yealink SIP-T52S is designed to satisfy the users who need for a higher cost-performance IP phone with the improvement of hardware, audio quality, user experience, collaboration efficiency, etc.