Yealink T4S Series Phones

Yealink’s T4S series is the upgraded IP phone line of Yealink’s former T4 series. Designed for today’s busy executives and managers, the T4S series features an elegant appearance, Optima high-definition audio quality and a remarkable phone experience. Integrating cutting-edge features like Wi-Fi and Bluetooth connectivity, the T4S series enriches business users’ daily collaboration. It also protects business users’ investment with its effortless deployment and broad interoperability with UC platforms and IP PBX systems.


Model_T48S

SIP-T48S

Ultra-elegant business IP phone

  • 7" 800 x 480-pixel color touch screen with backlight
  • Opus* codec support
  • USB 2.0
  • T4S Auto-P template unified
  • T4S firmware unified
  • Up to 16 SIP accounts
  • Dual-port Gigabit Ethernet
  • PoE support
  • Paperless label design
  • Headset, EHS support
  • Wi-Fi via WF40
  • Bluetooth via BT40
  • USB recording
  • Supports expansion modules
  • Stand with two adjustable angles
  • Wall mountable
Model_T46S

SIP-T46S

Ultra-elegant business IP phone

  • 4.3" 480 x 272-pixel color display with backlight
  • Opus* codec support
  • USB 2.0
  • T4S Auto-P template unified
  • T4S firmware unified
  • Up to 16 SIP accounts
  • Dual-port Gigabit Ethernet
  • PoE support
  • Paperless label design
  • Headset, EHS support
  • Wi-Fi via WF40
  • Bluetooth via BT40
  • USB recording
  • Supports expansion modules
  • Stand with 2 adjustable angles
Model_T42S

SIP-T42S

Ultra-elegant business IP phone

  • 2.7" 192x64-pixel graphical LCD with backlight
  • Opus* codec support
  • USB 2.0
  • T4S Auto-P template unified
  • T4S firmware unified
  • Up to 12 SIP accounts
  • Dual-port Gigabit Ethernet
  • PoE support
  • Paperless label design
  • Headset, EHS support
  • Integrated stand with 2 adjustable angles
  • Wall mountable
Model_T41S

SIP-T41S

Ultra-elegant business IP phone

  • 2.7" 192x64-pixel graphical LCD with backlight
  • Opus* codec support
  • USB 2.0
  • T4S Auto-P template unified
  • T4S firmware unified
  • Up to 6 SIP accounts
  • PoE support
  • Paperless label design
  • Headset, EHS support
  • Integrated stand with 2 adjustable angles
  • Wall mountable
Model_T48G

SIP-T48G

High-end large screen touch control IP phone

  • Revolutionarily new design
  • Yealink Optima HD voice
  • Dual-port Gigabit Ethernet
  • PoE support
  • 7" 800 x 480-pixel color touch screen with backlight
  • Wi-Fi via WF40
  • Bluetooth via BT40
  • USB recording
  • Up to 16 SIP accounts
  • Paper label free design
  • Headset, EHS support
  • Supports expansion modules
  • Wall mountable
  • Simple, flexible and secure provisioning options
Model_T46G

SIP-T46G

High-end color screen paperless IP phone

  • Revolutionarily new design
  • Yealink Optima HD voice
  • Dual-port Gigabit Ethernet
  • 4.3" 480 x 272-pixel color display with backlight
  • Wi-Fi via WF40
  • Bluetooth via BT40
  • USB recording
  • Up to 16 SIP accounts
  • Paper label free design
  • PoE support
  • Headset, EHS support
  • Supports expansion modules
  • Stand with 2 adjustable angles
  • Wall mountable
  • Simple, flexible and secure provisioning options
Model_T42G

SIP-T42G

Multi-function paperless Gigabit IP phone

  • Revolutionarily new design
  • Yealink Optima HD voice
  • Dual-port Gigabit Ethernet
  • 2.7" 192x64-pixel graphical LCD with backlight
  • Up to 12 SIP accounts
  • Paper label free design
  • PoE support
  • Headset, EHS support
  • Integrated stand with 2 adjustable angles
  • Wall mountable
  • Simple, flexible and secure provisioning options
Model_T41P

SIP-T41P

Multi-function paperless IP phone

  • Revolutionarily new design
  • Yealink Optima HD voice
  • 2.7" 192x64-pixel graphical LCD with backlight
  • Up to 6 SIP accounts
  • Paper label free design
  • PoE support
  • Headset, EHS support
  • Integrated stand with 2 adjustable angles
  • Wall mountable
  • Simple, flexible and secure provisioning options
Model_T40P

SIP-T40P

Cost-effective enterprise level IP phone

  • Revolutionary new design
  • Yealink Optima HD voice
  • 132x64-pixel graphical LCD with backlight
  • Up to three SIP accounts
  • Paper label-free design
  • Opus codec support
  • PoE support
  • Headset, electronic hook switch (EHS) support
  • Integrated stand with two adjustable angles
  • Wall mountable
  • Simple, flexible and secure provisioning options
Download Resources
Download Resources
Video
Case Study

Yealink T4 Series IP Phones - Box to Work video

Yealink Ultra-elegant T4 series IP phones feature graceful design and rich phone features, addressing the diverse communication needs of enterprise and SMB customers. This video demonstrates details from unpacking to basic setup.

T48G IP Phone - General Overview

The T48G is the flagship model of Yealink Ultra-elegant T4 series IP phones. The series features a graceful design and rich features, addressing the diverse needs of enterprise and SMB customers. This training video series introduces T48G's usage in details.

T46G Desktop IP Phone - General Overview

The T46G is a high-end model from Yealink's Ultra-elegant T4 series IP phones, which are suitable for large enterprises and for SMB customers. The phones deliver Optimal HD Voice and multiple advanced telephony features. This training video series introduces T46G’s usage in details.

T41P/T42G IP Phone - General Overview

The T41P/T42G are from Yealink Ultra-elegant T4 series IP phones. The series features a graceful design and rich features, addressing the diverse needs of enterprise and SMB customers. This training video series introduces T41P/T42G's usage in details.

T40P IP Phone - General Overview

The T40P is the entry-level model from Yealink Ultra-elegant T4 series IP phones. The series features a graceful design and rich features, addressing the diverse needs of enterprise and SMB customers. This training video series introduces T40P's usage in details.

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