Official Partner
Boost Productivity with New-Gen Design
The new Yealink T4U series offers a modern and elegant appearance, along with improvements for greater interoperability and better collaboration.
Sound and Hear with Remarkable Clarity
Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance.
Efficient Deployment and Management
The Yealink T4U series supports effortless mass deployment and Zero Touch provisioning with Yealink's Redirection and Provisioning Service (RPS) and Boot mechanism, making device management labor-saving and efficient for administrators.
Color-screen Expansion Module EXP43
The 4.3-inch color screen expansion module is designed to offer advanced call handling capabilities with its simplified user interface and up to 60 programmable keys for various features.
Yealink Wireless/Wired USB Headsets
Seamlessly compatible with Yealink wireless/wired USB headsets, it meets the needs of users with large call volumes or headset preferences, making it ideal for call centers or administrative assistants.
Bluetooth/Wi-Fi/Wireless Headset Dongles
With the optional USB dongles, the T44U can be enabled with features including Bluetooth and Wi-Fi or can connect to a compatible wireless headset.
Yealink T44U SIP Phone | Features at a Glance
2.8” colorLCD with backlight
Up to 12 SIP accounts
Optima HD voice with Acoustic Shield and Smart Noise Filtering
Dual-port Gigabit Ethernet
Wi-Fi via WF40/WF50
Bluetooth via BT41/BT51
Support USB recording
Support expansion modules
Headset, EHS support
PoE support
Stand with two adjustable angles, wall mountable
| Category | Details |
|---|---|
| Key Features | 2.8" 320x240 color LCD, Dual USB ports, Dual firmware images, PoE support, Wi-Fi & Bluetooth via optional dongles, Supports expansion modules |
| Overview | Communications IP phone with Hall Switch for quieter operation, 12 SIP accounts, supports EXP43, unified firmware |
| Content Sharing | - |
| Camera | - |
| Operating System | - |
| Interface | 2.8" color LCD with backlight, 320x240 pixels |
| LCD Display | 2.8" color LCD |
| LCD Type | Fixed |
| LED Indicators | Yes |
| Line Keys | 12 |
| Memory Keys | - |
| Expansion Module | Supports EXP43 (sold separately) |
| Foot Stand | 2 adjustable angles |
| Audio Features | HD Voice, Acoustic Shield, Speakerphone |
| Wideband Codec | G.722, Opus |
| Narrowband Codec | G.711(A/µ), G.729A/B, G.726, G.723.1, iLBC, Opus |
| HAC Handset | Yes |
| Acoustic Shield | Yes |
| Yealink Noise Proof | - |
| Video Features | - |
| Video Resolution | - |
| Video Codecs | - |
| Connectivity | Dual USB 2.0 ports, Dual-port Gigabit Ethernet, Handset RJ-9, Headset RJ-9 |
| PoE | Yes |
| Headset | USB, Bluetooth (via BT40/BT41/BT51), RJ9, EHS support |
| Bluetooth | Via BT40/BT41/BT51 (optional) |
| Wi-Fi | Via WF40/WF50 (optional) |
| HDMI | - |
| Wall Mountable | Yes |
| Corded-Cordless Phone | - |
| Door Phone Integration | - |
| Telephony Features | Up to 12 SIP accounts, N-way conferencing |
| Description | Downloads |
|---|---|
| Yealink T44U Datasheet V1.0 | Downloads |
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