International Numbers.
  • USA: +1 (562) 661-8143
  • United Kingdom: +44 203 287 5082
  • Denmark: +45 3699 2122
  • Hong Kong SAR: +852 8192 7463
  • Australia (Sydney): +61 2 8003 6967
  • Mexico: +52 55 8421 8195
Singapore:+65 6227 1149

Yealink SIP-T48S

A Revolutionary SIP Phone with a 7-inch Touch Screen

Yealink SIP-T48S SIP/SfB

Revolutionary executive SIP phone with a 7-inch touch-panel function

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.

Phone 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

Physical Features

7″ 800 x 480-pixel color touch screen with backlight
24 bit depth color
LED for call and message waiting indication
Wallpaper
Intuitive user interface with icons and soft keys
National language selection
Caller ID with name, number and photo
29 one-touch DSS keys

IP-PBX & BroadSoft Features

Busy Lamp Field (BLF)
Bridged Line Apperance(BLA)
Anonymous call, anonymous call rejection
Remote office, hot-desking
Message Waiting Indicator (MWI)
Voice mail, call park, call pickup
Intercom, paging, music on hold
Call completion, call recording

Network and Security

SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT transverse: STUN mode
Proxy mode and peer-to-peer SIP link mode
IP assignment: static/DHCP/PPPoE
HTTP/HTTPS web server
Time and date synchronization using SNTP
UDP/TCP/DNS-SRV(RFC 3263)

Management

Configuration: browser/phone/auto-provision
Auto provision via FTP/TFTP/HTTP/HTTPS
Auto-provision with PnP
Zero-sp-touch,  TR-069
Phone lock for personal privacy protection
Reset to factory, reboot
Package tracing export, system log

Works With
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems
Testel Systems