Yealink Device Comparison
CATEGORY
Product
SIP- T48U
Advanced SIP Office Phone
SIP- T31G
SIP- T31G
CP935W
CP935W
All Specifications
Appearance
Key Features and Benefits
Keywords
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.
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
• 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
• 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
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
7" 800 x 480-pixel color touch screen
• 2.3” 132x64-pixel graphical LCD
4'' 480x800 capacitive touch screen
LCD Type
Fixed
Fixed
Fixed
LED Indicators
√
√
-
Line Keys
0
2
-
Memory Keys
29 touch keys
2
-
Expansion Module/Microphone (Accessory, purchased separately)
Yealink EXP43
-
-
Foot Stand
2 Adjustable Angles
2 Adjustable Angles
-
Audio Features
HD Voice
HD Speaker,HD Handset
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.729A/B, G.726,G.723.1, iLBC, Opus
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)
2
-
1
Ethernet Port
Dual-port Gigabit Ethernet
Dual-port Gigabit Ethernet
-
Handset Port (RJ-9)
√
√
-
Headset Port (RJ-9)
√
√
-
PoE
√
√
√
Headset
USB Headset
EHS Wireless Headset
-
Bluetooth
√ (via BT40/BT41)
-
Built-in Bluetooth 4.2
Wi-Fi
√ (via WF40/WF50)
-
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
16
2
1
N-way Conferencing
10-way Conferencing
Local 5-way conferencing
5-way Conferencing
Finance
Education
Healthcare
Manufacturing
By Industry
Future Workers
Personal Collaboration
Desktop Video
By Scenario
3CX
Extron
Broadsoft
Metaswitch
For Strategic Partners
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