Description
The SIP-T48S IP Phone is a dynamic business communications solution for executives and professionals. This phone offers a large touch screen that makes switching between pages and applications swift, easy and convenient. The SIP-T48S is also with Yealink’s Optima HD Voice technology and wideband codec of Opus for unparalleled audio clarity. Phone users will think they are sitting in the same room with one another.
The phone uses Gigabit Ethernet technology for rapid call handling. Plus, it works in conjunction with Bluetooth USB Dongle and 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
Features |
• 7″ 800 x 480-pixel color touch screen 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 two adjustable angles • Wall mountable* Opus: Support 8 kHz (narrowband) and 16 kHz (wideband) sampling rate |
Specification |
Audio Features > HD voice: HD handset, HD speaker > Codecs: G.722, G.711(A/μ), G.723.1, G.729AB, G.726, iLBC > DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO > Full-duplex hands-free speakerphone with AEC > VAD, CNG, AEC, PLC, AJB, AGCPhone Features > 16 VoIP accounts > Call hold, mute, DND > One-touch speed dial, hotline > Call forward, call waiting, call transfer > Group listening, emergency call > Redial, call return, auto answer > 3-way conferencing > Direct IP call without SIP proxy > Ring tone selection/import/delete > Set date time manually or automatically > Dial plan, XML Browser, action URL/URI > RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035) > USB port (2.0 compliant) for: Bluetooth earphone through BT40, Contact synchronization through BT40, Wi-Fi through WF40, USB call recording through USB flash drive > Enhanced DSS key Directory IP-PBX Features Display and Indicator Feature keys Interface Other Physical Features Management Network and Security Package Features |
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