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Yealink T48G

£197.50

for The Yealink T48G is the high end model of the Yealink T4x Series, designed for both executives and busy professionals. The Yealink SFB Phone has a 7" colour touchscreen and is elegant, meeting all of the requirements that apply to the modern market of high-level phones. The T48GN has superb HD audio performance.

Yealink T48G IP Phone Key Features

  • Dual port Gigabit Ethernet, Power over Ethernet
  • 7” 800 x 480-pixel colour touchscreen with backlight
  • HD Voice: HD Codec, HD speaker, HD handset
  • 6 VoIP accounts, BLF/BLA, IPV6, Open VPN
  • Supports Bluetooth Headsets
  • Easy collaboration with Microsoft Skype Business / Lync

The Yealink T48G incorporates a USB portallowing Bluetooth headsets to be connected via the Yealink BT40 Bluetooth dongle. Autoprovisioning and manual programming follow the same format as the rest of the Yealink range,making life simpler for installers and technicians.  

The Yealink T48GN is a Skype For Business Phone and is certified compatible with 3CX, Asterisk and BroadSoft BroadWorks, along with many more IP PBX and hosted platforms, making it the ideal choice for busy managers.

Yealink SIP-T48GN Technical Specifications

Audio Features

  • HD voice: HD handset, HD speaker
  • Codecs: G.722, G.711(A/μ), G.723.1, 
    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, AGC

Phone Features

  • 6 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

Directory

  • Local phonebook up to 1000 entries 
  • Black list
  • XML/LDAP remote phonebook
  • Intelligent search method
  • Phonebook search/import/export
  • Call history: dialled/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 color 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

Interface

  • 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 
    a receptionist 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%
  • Storage temperature: -10~50°C

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)
  • 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

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