MAKE ME A OFFER! Yealink SIP-T46S IP phone features a large 4.3" color backlit display and support Opus codec, optima HD voice, Unified Firmware, USB 2.0, HAC, Gigabit and is paperless. In addition to offering better overall performance than the T46G, this device has a faster interface with a rich, high-resolution TFT color display. Built with Yealink Optima HD technology and wideband codec of Opus, this device enables crystal clear communications. The SIP-T46S is also built with Gigabit Ethernet technology, for rapid call handling and use with accessories like a Bluetooth USB Dongle and a Wi-Fi USB Dongle. The new T4S series offers the same elegant appearance of the T4 line, but with improvements for greater interoperability and collaboration. Yealink T46S IP Phone Highlighted features: * Yealink Optima HD voice * Codecs: Opus, G.722, G.711(A/ų), G.723, G.729AB, G.726, iLBC * Dual-port Gigabit Ethernet * 4.3" 480 x 272 pixel color with backlight * Dual-color LEDs * 4 Soft Keys * 10 Line keys can be programmed with up to 27 features on 3 page view * Built-in USB port allows support for Bluetooth headset with BT40 dongle * Up to 16 SIP accounts * Paper label-free design * Local phonebook with up to 1,000 entries * RJ9 headset port with EHS support (see EHS36 wireless headset adapter) * Supports up to 6 EXP40 expansion modules * Stand with 2 adjustable angles * Wall mountable with optional wall mount kit (not included) * PoE 802.3af * Power supply included (PS5V2000US) * Upgrades from T46G * Device performance enhancement with faster response on the phone's user interface * Opus support * Enhanced speaker performance * United firmware * Hearing aid compatible handset