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

  • – Opus: Support 8 kHz (narrowband) and 16 kHz (wideband) sampling rate


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