Yealink Device Comparison
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Product
![Yealink Ruggedized DECT Handset](https://www.yealink.com/website-service/attachment/product/image/20220627/202206270636362620ff8f8fa408fba84d013ad9b0f58.png)
W57R
Classic Ruggedized Handset
![Yealink Wireless Touch-Sensitive Conference Phone](https://www.yealink.com/website-service/attachment/product/image/20220414/20220414093511993deef58fd40e4a56b3d6d63ef9367.png)
CP935W
CP935W
![SIP Phone,desktop Phone,Wired phone,Business Phone](https://www.yealink.com/website-service/attachment/product/image/20220411/20220411104151776159e49bf4345b22ef9e0d33a224f.png)
SIP- T48U
SIP- T48U
All Specifications
Appearance
Key Features and Benefits
Keywords
Shock, dust and water proof,Freely mobile communication,DECT technology
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
Yealink presents a dynamic business communication solution to executives and professionals with the new SIP-T48U IP phone. The phone employs an appealing large touch screen that makes the switch between pages and applications swift, easy and convenient.
Key Features
• Rugged DECT handset with IP54 protection rating
• Scratch resistant, disinfectant resistant
• 1.8’’ 128 x 160 TFT color screen with intuitive user interface
• HD audio and Flexible Noise Reduction (FNR)
• Vibration alarm
• Up to 40-hour talking time
• Up to 575-hour standby time
• Keypad backlight and keypad lock
• Fully compatible with Yealink W80/W90 Multi-Cell System for seamless roaming and handover
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
• 7" 800 x 480-pixel color touch screen with backlight
• Dual USB ports
• Dual firmware images
• T4U Auto-P template unified
• T4U firmware unified
• Up to 16 SIP accounts
• Dual-port Gigabit Ethernet
• PoE support
• Paperless label design
• Headset, EHS support
• Wi-Fi via WF40/WF50
• Bluetooth via BT40/BT41/BT52
• USB recording
• Supports color-screen expansion modules
• Stand with two adjustable angles
• Wall mountable
• Handset with hall switch
Overview
Content Sharing
-
-
Camera
-
-
Operating System
Linux
Linux Based
Interface
LCD Display
4'' 480x800 capacitive touch screen
7" 800 x 480-pixel color touch screen
LCD Type
Fixed
Fixed
LED Indicators
-
√
Line Keys
-
0
Memory Keys
-
29 touch keys
Expansion Module/Microphone (Accessory, purchased separately)
-
Yealink EXP43
Foot Stand
-
2 Adjustable Angles
Audio Features
HD Voice
Optimal HD Audio
HD Speaker,HD Handset
Speakerphone
Full-duplex
Full-duplex
Wideband Codec
G.722,G722.1C,Opus
G.722,Opus
Narrowband Codec
G.711(A/µ), G726, G729, G723, iLBC
G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus
HAC Handset
-
√
Acoustic Shield
Acoustics Fabric
√
Yealink Noise Proof
√
√
Video Features
Video Resolution
-
-
Video Codecs
-
-
Connectivity
USB Port (2.0 Compliant)
1
2
Ethernet Port
-
Dual-port Gigabit Ethernet
Handset Port (RJ-9)
-
√
Headset Port (RJ-9)
-
√
PoE
√
√
Headset
-
USB Headset
Bluetooth
Built-in Bluetooth 4.2
√ (via BT40/BT41)
Wi-Fi
Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
√ (via WF40/WF50)
HDMI
-
-
Wall Mountable
-
√
Corded-Cordless Phone
-
-
Door Phone Integration
-
-
Telephony Features
SIP Accounts
1
16
N-way Conferencing
5-way Conferencing
10-way Conferencing
![](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)
![](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523081121271d88400af446686737aa415cff238.png)
![Appearance of SIP- T48U picture 1](https://www.yealink.com/website-service/attachment/product/image/20220523/20220523081121271d88400af446686737aa415cff238.png)
![Appearance of SIP- T48U picture 2](https://www.yealink.com/website-service/attachment/product/image/20220523/202205230811212594092593540a7927dd4430d53b969.png)
![Appearance of SIP- T48U picture 3](https://www.yealink.com/website-service/attachment/product/image/20220523/202205230811211676e9cdd1a48a29f2d8e112602188c.png)
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