Yealink SIP-T48G- Skype For Business Edition

Yealink's  SIP-T40P-Skype for Business edition with its 7-inch, 800x480-pixel backlit touchscreen and a modern interface, the T48G-Skype for Business edition offers users simple one-click access to Skype for Business features while lowing the learning curve thanks to the familiar and friendly user experience.

The T48G's Optima HD technology delivers lifelike voice quality. The T48G provides added flexibility for executives and professionals with its USB Bluetooth connectivity and its ability to switch calls to mobile phones. With the Yealink EXP40 Expansion Module, the phone extends up to 240 contacts.This premium phone is for executives and professionals who expect high phone performance and a superior Skype for Business-tailored experience.


  • Optima HD voice
  • 7" 800 x 480-pixel backlit touch screen
  • Modern Skype for Business interface
  • Compatible with Office 365
  • Calendar support
  • QoE  (monitoring reports) support
  • PoE support
  • Headset, EHS support
  • Built-in a USB port, supports Bluetooth headset (Through USB Dongle)
  • Supports up to 6 expansion modules
  • Wall mountable



Audio Features

  • Yealink Optima HD voice: HD handset, HD speaker
  • Codecs: G.722 (Wideband), G.711 (A/µ), G.723.1, G.729AB, G.726, GSM, iLBC
  • DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
  • Full-duplex hands-free speakerphone with AEC

Display & Indicator

  • 7" 800 x 480-pixel touch screen with backlight
  • 24 bit depth color
  • Modern Skype for Business interface, Full keyboard
  • Presence status control: available, busy, DND, be right back, off work, appear away
  • LED for call and message waiting indication
  • National language selection
  • Caller ID with name, number, picture

Signing into Microsoft Lync

  • Sign in: PIN Authentication/User credentials  
  • Signing in via BToE
  • signing in via phone web interface
  • Auto root certificate fetch

Phone Features

  • Presence status synchronize with client
  • Reset status, Privacy mode
  • Phone Lock
  • Favorite contacts sorting
  • Favorite contacts click to call
  • Call hold, call waiting, redial, mute
  • Branch office support
  • Call forward, call transfer, call park
  • SFB conferencing (Microsoft CCCP)
  • Support Group call pickup
  • Common Area Phone (CAP)
  • Boss/Admin function
  • Calendar support
  • Paging, Music on hold
  • E911, Federation, Response group, Private line
  • Ring tone selection/import/delete
  • Dial plan
  • Visual voicemail
  • Message waiting indicator (MWI)
  • Volume adjustment

BToE features

  • Click to call/Click to answer
  • Audio device switch from IP Phone to PC
  • Wireless pairing with PC client
  • As a PC Audio device


  • Dual-port Gigabit Ethernet
  • Built-in a USB port, support Bluetooth headset (Through USB Dongle)
  • Power over Ethernet (IEEE 802.3af) , class 0
  • 1 x RJ9 (4P4C) handset port
  • 1 x RJ9 (4P4C) headset port
  • 1 x RJ12 (6P6C) EXT port: Supports up to 6 expansion modules

Network and Security

  • SIP v1 (RFC2543), v2 (RFC3261)
  • LLDP-MED VLAN assignment
  • IPv4/IPv6
  • Proxy mode and peer-to-peer SIP link mode
  • IP Assignment: Static/DHCP/PPPoE
  • DNS Assignment: Static/DHCP
  • HTTP/HTTPS web server
  • Time and date synchronization using SNTP
  • UDP/TCP/DNS-SRV (RFC 3263)
  • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS, DSCP
  • SRTP for voice
  • Transport Layer Security (TLS)
  • EWS authentication
  • HTTPS certificate manager
  • Digest authentication using MD5/MD5-sess
  • IEEE802.1X


  • Configuration: browser/phone/Auto provisioning
  • Auto provisioning: RPS/In-band provisioning
  • In-Band Configuration Management
  • QoE (Monitoring Reports)
  • Single identity (active directory)
  • Media Bypass
  • Firewall Traversal
  • Reset to factory, reboot
  • Package tracing export, system log
  • Screenshot via URL
  • Phone log click to upload
  • View License status

Other Physical Features

  • 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

Package Features

  • Qty/CTN: 5 PCS
  • N.W/CTN: 8.2 kg
  • G.W/CTN: 9.0 kg
  • Giftbox size: 324mm*263mm*128mm
  • Carton Meas: 660mm*338mm*273mm

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