The SIP-T46S IP phone is the ultimate communications tool for busy executives and professionals.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.•	4.3" 480 x 272-pixel color display with backlight•	Opus* codec support•	USB 2.0•	T4S Auto-P template unified•	T4S firmware unified•	Up to 16 SIP accounts•	Dual-port Gigabit Ethernet•	PoE support•	Paperless label design•	Headset, EHS support•	Wi-Fi via WF40•	Bluetooth via BT40•	USB recording•	Supports expansion modules•	Stand with 2 adjustable angles