IP Telephony
Yealink T4 Series IP Phones
The new-gen T4 series greatly improves the call experience and work efficiency with dual USB ports, Ultra HD sound quality, faster response speed, and even more advanced features. This will be a powerful assistant for modern business.
SIP-T44W
Well-rounded SIP Phone for Workers of Co-working Space
- 2.8” 320x240-pixel color LCD with backlight
- Dual USB ports
- Dual firmware images
- Built-in Bluetooth 4.2
- Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/n/ac)
- T4U Auto-P template unified
- T4U firmware unified
- Up to 12 SIP accounts
- PoE support
- USB headset and EHS support
- Supports color-screen expansion modules
SIP-T44U
Well-rounded SIP Phone for Workers of Co-working Space
- 2.8” 320x240-pixel color LCD with backlight
- Dual USB ports
- Dual firmware images
- T4U Auto-P template unified
- T4U firmware unified
- Up to 12 SIP accounts
- PoE support
- USB headset and EHS support
- Wi-Fi via WF40/WF50
- Bluetooth via BT40/BT41/BT51
- Supports color-screen expansion modules
SIP-T48U
Advanced SIP Phone for Professionals and Executives
- 7" 800 x 480-pixel color touch screen with backlight
- Dual USB ports
- Dual firmware images
- T4U Auto-P template unified
- T4U firmware unified
- Up to 16 SIP accounts
- Paperless label design
- USB recording
- Supports color-screen expansion modules
SIP-T46U
Productivity-enhancing SIP Phone for Office Workers and Professionals
- 4.3" 480 x 272-pixel color display with backlight
- Dual USB ports
- Dual firmware images
- T4U Auto-P template unified
- T4U firmware unified
- Up to 16 SIP accounts
- USB recording
- Supports color-screen expansion modules
SIP-T43U
Feature-rich SIP Phone for Workers of Co-working Space
- 3.7" 360x160-pixel graphical LCD with backlight
- Dual USB ports
- Dual firmware images
- T4U Auto-P template unified
- T4U firmware unified
- Up to 12 SIP accounts
- Supports color-screen expansion modules
SIP-T42U
Well-rounded SIP phone
- 2.7" 192x64-pixel graphical LCD with backlight
- Dual USB ports
- Dual firmware images
- T4U Auto-P template unified
- T4U firmware unified
- Up to 12 SIP accounts
Yealink T4U Series of IP Phones Video
Experience Modern Voice Communications