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.
Built-in WIFI, Effortless Deployment
With built-in Bluetooth 4.2 and dual-band 2.4G/5G WiFi, the SIP-T44W IP Phone ensures that you can keep up with modern wireless technology. Enjoy faster, hassle-free deployment with reduced cabling for a more attractive and efficient workspace.
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.
Enhanced Security, Enjoy Peace of Mind
The T44W is shielded with the latest security protocols, making your conversations more secure than ever. With TLS 1.3, you benefit from faster and more robust encryption, while WPA3 guards your network against emerging threats.
Dual USB Ports for Flexible Expansion Choices
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.
| Design |
|---|
| Wall mountable |
Yes |
| Product colour |
Grey |
| Product type |
IP Phone |
| Phone features |
|---|
| Caller ID |
Yes |
| Phonebook capacity |
1000 entries |
| Number of VoIP accounts |
12 |
| SIP registrar server |
Yes |
| Anonymous call |
Yes |
| Call waiting |
Yes |
| Call hold |
Yes |
| Call forwarding |
Yes |
| Conference call |
Yes |
| Full duplex |
Yes |
| Direct call |
Yes |
| Lines quantity |
8 lines |
| Display |
|---|
| Backlight display |
Yes |
| Touchscreen |
No |
| Display resolution |
320 x 240 pixels |
| Display diagonal |
7.11 cm (2.8") |
| Display |
LCD |
| Audio |
|---|
| Voice codecs |
G.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab, PCMA |
| Microphone mute |
Yes |
| Speakerphone |
Yes |
| Network |
|---|
| Bluetooth |
Yes |
| Wi-Fi |
Yes |
| Wi-Fi standards |
802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Ethernet LAN interface type |
Gigabit Ethernet |
| Ethernet LAN data rates |
1000 Mbit/s |
| Ethernet LAN |
Yes |
| Ports & interfaces |
|---|
| Ethernet LAN (RJ-45) ports |
2 |
| RJ-9 ports quantity |
2 |
| USB 2.0 ports quantity |
2 |
| Certificates |
|---|
| Certification |
CE, FC |
| Power |
|---|
| Power consumption (Power over Ethernet (PoE)) |
5.2 W |
| AC adapter input voltage |
100 - 240 V |
| Power over Ethernet (PoE) |
Yes |
| Operational conditions |
|---|
| Operating temperature (T-T) |
-10 - 45 °C |
| Operating relative humidity (H-H) |
5 - 90% |
| Storage temperature (T-T) |
-30 - 70 °C |
| Weight & dimensions |
|---|
| Package height |
115 mm |
| Package depth |
223 mm |
| Package width |
239 mm |
| Height |
174.9 mm |
| Depth |
206.2 mm |
| Width |
224.9 mm |
| Packaging content |
|---|
| Stand included |
Yes |
| Ethernet cable |
Yes |
| Handset |
Yes |
| Quick start guide |
Yes |
| Number of handles included |
1 pc(s) |
