Yealink Device Comparison
CATEGORY
Product
![office phone,Wired phone,Corded Phone](https://www.yealink.com/website-service/attachment/product/image/20220413/202204130217126152817ec9f47ea84ae0e802f71726b.png)
SIP- T31
Dual-line entry level IP phone
![Corded office Phone,business desk phone,office ip phone](https://www.yealink.com/website-service/attachment/product/image/20220413/202204130352372499fdf828d4286a104684401f2f5ff.png)
SIP- T30P
SIP- T30P
![Yealink Wireless Touch-Sensitive Conference Phone](https://www.yealink.com/website-service/attachment/product/image/20220414/20220414093511993deef58fd40e4a56b3d6d63ef9367.png)
CP935W
CP935W
All Specifications
Appearance
Key Features and Benefits
Keywords
Stronger Performance, More Possibilities,Superior HD Audio, Better Communication,
Classic Design, Practical Details,All-in-One Platform, Convenient Management
Stronger Performance, More Possibilities,Superior HD Audio, Better Communication,Classic Design, Practical Details,All-in-One Platform, Convenient Management
Modest Design, Easy-to-Use User Interface,Built-in Battery, Wi-Fi and DECT to Minimize Deployment Costs,HD Audio, Smooth Communication,Rich Features and High Expandability
Key Features
• Yealink HD Voice
• 2.3” 132x64-pixel graphical LCD with backlight
• Two-port 10/100M Ethernet Switch
• 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
• 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
4-inch multi-touch screen with 480x800 resolution
• Optimal HD audio, full duplex technology
• Yealink Noise Proof Technology
• Built-in rechargeable lithium battery
• Up to 15 hours talk time (in ideal conditions)
• Up to 75 hours standby time in Wi-Fi mode (in ideal conditions)
• 20-foot (6-meter) and 360° voice pickup
• Built-in 6-microphone array for voice pickup
• 5-way conference call
• Hybrid UC meeting
• Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
• Built-in Bluetooth 4.2
Overview
Content Sharing
-
-
-
Camera
-
-
-
Operating System
Linux Based
Linux Based
Linux
Interface
LCD Display
2.3” 132x64-pixel graphical LCD
2.3” 132x64-pixel graphical LCD
4'' 480x800 capacitive touch screen
LCD Type
Fixed
Fixed
Fixed
LED Indicators
√
√
-
Line Keys
2
0
-
Memory Keys
2
0
-
Expansion Module/Microphone (Accessory, purchased separately)
-
-
-
Foot Stand
2 Adjustable Angles
2 Adjustable Aangles
-
Audio Features
HD Voice
HD handset, HD speaker
HD handset, HD speaker
Optimal HD Audio
Speakerphone
Full-duplex
Full-duplex
Full-duplex
Wideband Codec
G.722, Opus
G.722, Opus
G.722,G722.1C,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), G726, G729, G723, iLBC
HAC Handset
-
-
-
Acoustic Shield
-
-
Acoustics Fabric
Yealink Noise Proof
-
-
√
Video Features
Video Resolution
-
-
-
Video Codecs
-
-
-
Connectivity
USB Port (2.0 Compliant)
-
-
1
Ethernet Port
2 x RJ45 10/100M Ethernet ports
2 x RJ45 10/100M Ethernet ports
-
Handset Port (RJ-9)
√
√
-
Headset Port (RJ-9)
√
√
-
PoE
-
√
√
Headset
EHS Wireless Headset
EHS Wireless Headset
-
Bluetooth
-
-
Built-in Bluetooth 4.2
Wi-Fi
-
-
Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
HDMI
-
-
-
Wall Mountable
√
√
-
Corded-Cordless Phone
-
-
-
Door Phone Integration
-
-
-
Telephony Features
SIP Accounts
2
1
1
N-way Conferencing
Local 5-way Conferencing
Local 5-way Conferencing
5-way Conferencing
![](https://www.yealink.com/website-service/attachment/product/image/20220523/2022052310362998192c2d3544547bef243b0cdf8e422.png)
![Appearance of SIP- T31 picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/2022052310362998192c2d3544547bef243b0cdf8e422.png)
![Appearance of SIP- T31 picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523103630598aee8cbb499c9728e3c40afb126e.png)
![Appearance of SIP- T31 picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231036299898c4781424f87a5766bea513f19af.png)
![](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231042481041f6a1b634998b334a9a9cd658554.png)
![Appearance of SIP- T30P picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/202205231042481041f6a1b634998b334a9a9cd658554.png)
![Appearance of SIP- T30P picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523104248120d67846394093acd473dea4a63287.png)
![Appearance of SIP- T30P picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523104248877fe3e506410aa211ac7147344414.png)
![](https://www.yealink.com/website-service/attachment/product/image/20220524/20220524034754951acfff7d1418a965947cbb1f57350.png)
![Appearance of CP935W picture 1](https://www.yealink.com/website-service/attachment/product/image/20220524/20220524034754951acfff7d1418a965947cbb1f57350.png)
![Appearance of CP935W picture 2](https://www.yealink.com/website-service/attachment/product/image/20220524/20220524034754877c5ac1cc144d4a0f3fc0b8ed9e633.png)
![Appearance of CP935W picture 3](https://www.yealink.com/website-service/attachment/product/image/20220524/20220524034754868f83291264e25b0012fb6062194db.png)
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