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Yealink T48S IP Phone, 7-Inch Color Touch Screen Display. USB 2.0, Dual-Port Gigabit Ethernet, 802.3af PoE, Power Adapter Not Included (SIP-T48S).


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We Offer Good Discount      Expert Technical Support


$510.00 for 3 item(s)

Yealink SIP T48S is the ideal SIP phone is perfect for busy business professionals who need excellent connectivity and advanced phone features. With the updated firmware, you are guaranteed a faster and more responsive interface

Some of the  main features  of T48S includes a large color touch screen and a USB port that uses Bluetooth, WiFi and a dongle to record calls. The USB dongle is sold separately. Yealink Optima HD Voice technology provides clear broadband audio and two Gigabit Ethernet ports for ultra-fast data transmission.

Yealink T4S series adopt the latest TLS/SSL security technology, easy to deploy, zero-touch configuration, saving your business time and money.

Key Features:

  • 800 x 480 Colour touch display, with back light
  • 16x VoIP accounts
  • Dual Port Gigabit Ethernet
  • Unified firmware
  • Optima HD Wideband Voice
  • PoE Support
  • HAC (Hearing Add Compatible) handset
  • SIP over TLS/SSL (Transport Layer Security)
  • Wall mountable

Accessories (not included):

  • BT40 Dongle: Bluetooth Headset Support
  • WF40 Dongle: WiFi
  • Call recording: USB Flash Drive
  • YHS33 Monaural Headset
  • EHS36 Electronic Hook Switch
  • Power Adaptor
  • Wall Mount Bracket

What’s in the box:

  • Yealink SIP-T48S IP Phone
  • Handset With Curly Cord
  • Ethernet Cable (2m CAT5E UTP)
  • Base Stand
  • Quick Start Guide

The Yealink SIP-T48S is a SIP works across  across most VoIP Platforms such as 3cx, MyPabx etc. These SIP VoIP Phones require provisioning. It is a PoE enables IP Phone and does not come with Power Supply Unit.


Yealink T48S Technical 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

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
  • Ring tone selection/import/delete
  • Set date time manually or automatically
  • Dial plan, XML Browser, action URL/URI
  • RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)


  • Local phonebook up to 1000 entries
  • Black list
  • XML/LDAP remote phonebook
  • Intelligent search method
  • Phonebook search/import/export
  • Call history: dialed/received/missed/forwarded

IP-PBX 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

Display and Indicator

  • 7″ 800 x 480-pixel colour touch screen with backlight
  • 24 bit depth colour
  • 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

Feature keys

  • 29 one-touch DSS keys
  • 7 features keys: message, headset, hold, mute, transfer, redial, hands-free speakerphone
  • 6 navigation keys
  • Volume control keys
  • Illuminated mute key
  • Illuminated headset key
  • Illuminated hands-free speakerphone key


  • Dual-port Gigabit Ethernet
  • Power over Ethernet (IEEE 802.3af), class 3
  • Built-in a USB port, support Bluetooth headset (Through USB Dongle)
  • 1xRJ9 (4P4C) handset port
  • 1xRJ9 (4P4C) headset port
  • 1XRJ12 (6P6C) EXT port: Supports up to 6 Expansion Modules for an attendant console application

Other Physical Features

  • Wall mountable (optional)
  • External universal AC adapter (optional): AC 100~240V input and DC 5V/2A output
  • Power consumption (PSU): 2.0-6.4W
  • Power consumption (PoE):2.4-10.5W
  • Dimension(W*D*H*T): 266mm*226mm*185mm*54mm
  • Operating humidity: 10~95%
    Operating temperature: -10~50°C


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

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
  • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
  • SRTP for voice
  • Transport Layer Security (TLS)
  • HTTPS certificate manager
  • AES encryption for configuration file
  • Digest authentication using MD5/MD5-sess
  • OpenVPN, IEEE802.1X
  • IPv6

Package Features

  • Qty/CTN: 5 PCS
  • N.W/CTN: 8.2 kg
  • G.W/CTN: 9 kg
  • Giftbox size: 324mm*263mm*128mm
  • Carton Meas: 660mm*338mm*273mm

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