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T4S IP Phones

Yealink T4S IP Phones

The Yealink T4S series is the upgraded version of Yealinks T4 Series. Designed for busy executives and managers, the T4S series feature updated firmware, Optima HD Audio quality and integrated cutting edge features such as Bluetooth, WiFi and Call Recording.

Why choose the Yealink T4S Series:

  • Compatible with Skype for Business (SFB)
  • Updated firmware
  • USB Port for Yealink accessories (Bluetooth, WiFI, Call Recording)
  • HD Optimia Voice
  • Opus Codec
  • Unparalleled functionality and expandability

You can compare the main features in the T4S series be visiting our Yealink SIP Telephone Matrix or download data sheets and user guides in the Yealink User Guide Section

Set Descending Direction

9 Items

per page
  1. Clearance
    Yealink BT41 Bluetooth Dongle - Refurbished
    The addition of Yealink BT41 Bluetooth Dongle provides Bluetooth technology to selected Yealink Telephones
    £24.00 £20.00
  2. Clearance
    Yealink 10w Power Supply Unit - UK - Refurbished
    This is an optional Power Supply Unit for certain Yealink telephones.
    £8.40 £7.00
  3. Yealink SIP-T48S IP Phone - Refurbished
    The Yealink SIP-T48S features colour touch screen display, unified firmware, Dual Gigabit Ethernet Ports, Optima HD Voic...
    £118.80 £99.00
  4. Yealink SIP-T42S IP Phone - Refurbished
    The Yealink SIP-T42S features Unified firmware, Dual Gigabit Ethernet Ports, Optima HD Voice, PoE Support,Corded & c...
    £66.00 £55.00
    Call for Availability
  5. Yealink SIP-T46S IP Phone - Refurbished
    The Yealink SIP-T46S features a large colour display, unified firmware, Dual Gigabit Ethernet Ports, Optima HD Voice, Po...
    £93.60 £78.00
  6. Yealink SIP-T48S IP Phone
    The Yealink SIP-T48S features colour touch screen display, unified firmware, Dual Gigabit Ethernet Ports, Optima HD Voic...
    Call for Availability
  7. Yealink SIP-T46S IP Phone
    The Yealink SIP-T46S features a large colour display, unified firmware, Dual Gigabit Ethernet Ports, Optima HD Voice, Po...
    Call for Availability
  8. Yealink SIP-T42S IP Phone
    The Yealink SIP-T42S features Unified firmware, Dual Gigabit Ethernet Ports, Optima HD Voice, PoE Support,Corded & c...
    Call for Availability
  9. Yealink SIP-T41S IP Phone
    The Yealink SIP-T41S features Unified firmware, Optima HD Voice, PoE Support and is compatible with Skype for Business
    Call for Availability
Set Descending Direction

9 Items

per page