Yealink Device Comparison
CATEGORY
Product
SIP- T31
Dual-line entry level IP phone
CP935W-Base
CP935W-Base
VP59
VP59
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
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
• HD Audio and Video • Easy Collaboration • High Security and Interoperability • Efficient Installation and Provisioning
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
• 4-inch multi-touch screen with 480x800 resolution
• Optima HD voice, full duplex technology
• Yealink Noise Proof Technology
• Built-in Bluetooth 4.2
• Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
• Wi-Fi and DECT mode switchable (Switch via one-touch)
• Built-in battery
• Up to 15-hour talking time (in ideal conditions)
• Up to 167-hour standby time in DECT mode (in ideal conditions)
• 4-hour charging time
• 20-foot (6-meter) and 360-degree microphone pickup range
• Built-in 6-microphone array for voice pickup
• 5-way conference call
• Support to connect with a Bluetooth expansion microphone CPW25
• Hybrid UC meeting
• 8 inch (1280 x 800) capacitive adjustable touch
screen
• 1080p@30 full HD video
• Runs Android 7.1
• Built-in Bluetooth 4.2
• Built-in dual band 2.4G/5G Wi-Fi
(802.11a/b/g/n)
• USB 2.0 port for USB headset, media and
storage applications
• Dual firmware image
• Standard HDMI output for monitor connection
• Up to 16 VoIP accounts
• Up to 3-party video conferencing
• Up to 10-party video/audio mixed conferencing
(up to 2 video calls)
• PoE support
Overview
Content Sharing
-
-
√
Camera
-
-
2 Mega-pixel, Adjustable, Plug&Play
Operating System
Linux Based
Linux
Android 7.1
Interface
LCD Display
2.3” 132x64-pixel graphical LCD
4'' 480x800 capacitive touch screen
8" 1280 x 800 Capacitive Touch Screen
LCD Type
Fixed
Fixed
Adjustable
LED Indicators
√
-
√
Line Keys
2
-
0
Memory Keys
2
-
27 Touch Keys
Expansion Module/Microphone (Accessory, purchased separately)
-
-
-
Foot Stand
2 Adjustable Angles
-
1 Adjustable Angle
Audio Features
HD Voice
HD handset, HD speaker
Optimal HD Audio
HD Handset, HD Speaker
Speakerphone
Full-duplex
Full-duplex
Full-duplex
Wideband Codec
G.722, Opus
G.722,G722.1C,Opus
G.722, Opus
Narrowband Codec
G.711(A/µ), G.729, G.729A, G.726, iLBC, G.723.1
G.711(A/µ), G726, G729, G723, iLBC
G.711(A/µ), G.729, G729A, G.726, G.723.1, iLBC
HAC Handset
-
-
√
Acoustic Shield
-
Acoustics Fabric
√
Yealink Noise Proof
-
√
√
Video Features
Video Resolution
-
-
1080p@30FPS Full-HD
Video Codecs
-
-
H.263、H.264、H.264HP、VP8
Connectivity
USB Port (2.0 Compliant)
-
1
2
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
-
USB/Bluetooth/RJ9
Bluetooth
-
Built-in Bluetooth 4.2
Built-in Bluetooth 4.2
Wi-Fi
-
Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
Built-in（2.4G and 5G）
HDMI
-
-
√
Wall Mountable
√
-
-
Corded-Cordless Phone
-
√
√
Door Phone Integration
-
-
√
Telephony Features
SIP Accounts
2
1
16
N-way Conferencing
Local 5-way Conferencing
5-way Conferencing
10-way Audio/Video Mixed Conferencing (up to 2 video calls)
Finance
Education
Healthcare
Manufacturing
By Industry
Future Workers
Personal Collaboration
Desktop Video
By Scenario
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Broadsoft
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