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
![color screen IP phone,work phone,Business Phone](https://www.yealink.com/website-service/attachment/product/image/20220412/2022041203363573837b4612a423e97ee448132add4a5.png)
SIP- T33G
SIP- T33G
![SIP Phone,desk Phones,office Phone](https://www.yealink.com/website-service/attachment/product/image/20220412/202204120121401730317f6294f2c97fed723ba2f1ba0.png)
SIP- T42U
SIP- T42U
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
Easy Customization and High Expansibility--•HD Audio •Efficient Installation and Provisioning •Secure Transport and Interoperability
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
• 2.4” 320 x 240-pixel color display with backlight
• Dual-port Gigabit Ethernet
• PoE support
• Up to 4 SIP accounts
• Local 5-way conferencing
• Support EHS Wireless Headset
• Unified Firmware
• Support YDMP/YMCS
• Stand with 2 adjustable angles
• Wall mountable
• 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
• PoE support
• Dual-port Gigabit Ethernet
• USB headset and EHS support
• Wi-Fi via WF40/WF50
• Bluetooth via BT40/BT41/BT52
• Stand with 2 adjustable angles
• Wall mountable
• Handset with hall switch
Overview
Content Sharing
-
-
-
Camera
-
-
-
Operating System
Linux Based
Linux Based
Linux Based
Interface
LCD Display
2.3” 132x64-pixel graphical LCD
2.4” 320 x 240-pixel color display
2.7" 192x64-pixel graphical LCD
LCD Type
Fixed
Fixed
Fixed
LED Indicators
√
√
√
Line Keys
0
4
6
Memory Keys
0
12 (4 pages of 3 keys)
15 (3 pages of 5 keys)
Expansion Module/Microphone (Accessory, purchased separately)
-
-
-
Foot Stand
2 Adjustable Aangles
2 Adjustable Angles
2 Adjustable Angles
Audio Features
HD Voice
HD handset, HD speaker
HD handset, HD speaker
HD Speaker,HD Handse
Speakerphone
Full-duplex
Full-duplex
Full-duplex
Wideband Codec
G.722, Opus
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
G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus
HAC Handset
-
-
√
Acoustic Shield
-
-
√
Yealink Noise Proof
-
-
-
Video Features
Video Resolution
-
-
-
Video Codecs
-
-
-
Connectivity
USB Port (2.0 Compliant)
-
-
2
Ethernet Port
2 x RJ45 10/100M Ethernet ports
Dual-port Gigabit Ethernet
Dual-port Gigabit Ethernet
Handset Port (RJ-9)
√
√
√
Headset Port (RJ-9)
√
√
√
PoE
-
√
√
Headset
EHS Wireless Headset
EHS Wireless Headset
USB Headset
Bluetooth
-
-
√ (via BT40/BT41)
Wi-Fi
-
-
√ (via WF40/WF50)
HDMI
-
-
-
Wall Mountable
√
√
√
Corded-Cordless Phone
-
-
-
Door Phone Integration
-
-
-
Telephony Features
SIP Accounts
1
4
12
N-way Conferencing
Local 5-way Conferencing
Local 5-way Conferencing
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/20220523/20220523095400250c8ecc99f487fbb19a9a5f652b735.png)
![Appearance of SIP- T33G picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523095400250c8ecc99f487fbb19a9a5f652b735.png)
![Appearance of SIP- T33G picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523095400185a7ee863a43a69ce85f8605ae7c3b.png)
![Appearance of SIP- T33G picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523095359883971c3ad547e2a9ba894a8d4bcecd.png)
![](https://www.yealink.com/website-service/attachment/product/image/20220523/202205230841084923e7bee6b4d9ebfc6426f171ff07e.png)
![Appearance of SIP- T42U picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/202205230841084923e7bee6b4d9ebfc6426f171ff07e.png)
![Appearance of SIP- T42U picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523084108615c5820a674111ae5eed0e733447a6.png)
![Appearance of SIP- T42U picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523084108498f91bb80e4e929d35d0d079297fde.png)
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