Yealink Device Comparison
CATEGORY
Product
![Corded business Phone,business ip phone,business desk phone](https://www.yealink.com/website-service/attachment/product/image/20220413/202204130545019702f68961b4b319c7fe89c9f04980a.png)
SIP- T30
Single line entry level IP phone
![IP phone,office Phone,business desk phone](https://www.yealink.com/website-service/attachment/product/image/20230307/2023030712031932204796b344946b496f3e13a79cfc1.png)
SIP- T31G
SIP- T31G
![](https://www.yealink.com/website-service/attachment/product/image/20240202/20240202094434900780d656f4e82b89c769dea96f25d.png)
SIP-T44U
SIP-T44U
All Specifications
Appearance
Key Features and Benefits
Keywords
Stronger Performance, More Possibilities•Superior HD Audio, Better Communication • Classic Design, Practical Details·Classic Design, Practical Details
Stronger Performance, More Possibilities,Superior HD Audio, Better Communication,Classic Design, Practical Details,All in One Platform, Convenient Management
CommunicationsThe SIP-T44U IP phone is a feature-rich business tool for excellent communications and extended functionality. Integrated with Hall Switch, T44U gives you a quieter operation and environment. It is a 12-line IP phone that comes with a 2.8-inch color display with backlight and the EXP43 support.
Key Features
• Yealink HD Voice
• 2.3” 132x64-pixel graphical LCD
• Two-port 10/100M Ethernet Switch
• PoE support
• One SIP account
• Local 5-way conferencing
• Support EHS Wireless Headset
• Unified Firmware
• Support YDMP/YMCS
• Stand with 2 adjustable angles
• Wall mountable
• Yealink HD Voice
• 2.3” 132x64-pixel graphical LCD with backlight
• Dual-port Gigabit Ethernet
• PoE support
• Up to 2 SIP accounts
• Local 5-way conferencing
• Support EHS Wireless Headset
• Unified Firmware
• Support YDMP/YMCS
• Stand with 2 adjustable angles
• Wall mountable
• 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• Stand with 2 adjustable angles• Wall mountable• Handset with hall switch2.8-inch ScreenOptima HD VoiceDual USB PortsAcoustic ShieldUnified FirmwareGigabitExpansion Module
Overview
Content Sharing
-
-
Camera
-
-
Operating System
Linux Based
Linux Based
Interface
LCD Display
2.3” 132x64-pixel graphical LCD
• 2.3” 132x64-pixel graphical LCD
LCD Type
Fixed
Fixed
LED Indicators
√
√
Line Keys
0
2
Memory Keys
0
2
Expansion Module/Microphone (Accessory, purchased separately)
-
-
Foot Stand
2 Adjustable Aangles
2 Adjustable Angles
Audio Features
HD Voice
HD handset, HD speaker
HD handset, HD speaker
Speakerphone
Full-duplex
Full-duplex
Wideband Codec
G.722, Opus
G.722, Opus
Narrowband Codec
G.711(A/µ), G.729, G.729A, G.726, iLBC, G.723.1
G.711(A/µ), G.729, G.729A, G.726, iLBC, G.723.1
HAC Handset
-
-
Acoustic Shield
-
-
Yealink Noise Proof
-
-
Video Features
Video Resolution
-
-
Video Codecs
-
-
Connectivity
USB Port (2.0 Compliant)
-
-
Ethernet Port
2 x RJ45 10/100M Ethernet ports
Dual-port Gigabit Ethernet
Handset Port (RJ-9)
√
√
Headset Port (RJ-9)
√
√
PoE
-
√
Headset
EHS Wireless Headset
EHS Wireless Headset
Bluetooth
-
-
Wi-Fi
-
-
HDMI
-
-
Wall Mountable
√
√
Corded-Cordless Phone
-
-
Door Phone Integration
-
-
Telephony Features
SIP Accounts
1
2
N-way Conferencing
Local 5-way Conferencing
Local 5-way conferencing
![](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231046209752695342441089633d3a295cbd5dc.png)
![Appearance of SIP- T30 picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231046209752695342441089633d3a295cbd5dc.png)
![Appearance of SIP- T30 picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523104621321af8bee04a9c8dc8a61a73642ea0.png)
![Appearance of SIP- T30 picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231046207578c64de2e4b1caba68c18ad323e3a.png)
![](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523102150482e662a45743e4bb423ca2f5baf037.png)
![Appearance of SIP- T31G picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523102150482e662a45743e4bb423ca2f5baf037.png)
![Appearance of SIP- T31G picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231021504514c2142cb45c5a37c9104170a6bc2.png)
![Appearance of SIP- T31G picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/2022052310215039576a893754cdbac58efd1a6ce62ff.png)
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