Yealink Device Comparison
CATEGORY
Product
SIP- T48U
Advanced SIP Office Phone
SIP- T42U
SIP- T42U
SIP- T31
SIP- T31
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.
Easy Customization and High Expansibility--•HD Audio •Efficient Installation and Provisioning •Secure Transport and Interoperability
Stronger Performance, More Possibilities，Superior HD Audio, Better Communication，
Classic Design, Practical Details，All-in-One Platform, Convenient Management
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
• 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
• 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
Overview
Content Sharing
-
-
-
Camera
-
-
-
Operating System
Linux Based
Linux Based
Linux Based
Interface
LCD Display
7" 800 x 480-pixel color touch screen
2.7" 192x64-pixel graphical LCD
2.3” 132x64-pixel graphical LCD
LCD Type
Fixed
Fixed
Fixed
LED Indicators
√
√
√
Line Keys
0
6
2
Memory Keys
29 touch keys
15 (3 pages of 5 keys)
2
Expansion Module/Microphone (Accessory, purchased separately)
Yealink EXP43
-
-
Foot Stand
2 Adjustable Angles
2 Adjustable Angles
2 Adjustable Angles
Audio Features
HD Voice
HD Speaker,HD Handset
HD Speaker,HD Handse
HD handset, HD speaker
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.729A/B, G.726,G.723.1, iLBC, Opus
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
HAC Handset
√
√
-
Acoustic Shield
√
√
-
Yealink Noise Proof
√
-
-
Video Features
Video Resolution
-
-
-
Video Codecs
-
-
-
Connectivity
USB Port (2.0 Compliant)
2
2
-
Ethernet Port
Dual-port Gigabit Ethernet
Dual-port Gigabit Ethernet
2 x RJ45 10/100M Ethernet ports
Handset Port (RJ-9)
√
√
√
Headset Port (RJ-9)
√
√
√
PoE
√
√
-
Headset
USB Headset
USB Headset
EHS Wireless Headset
Bluetooth
√ (via BT40/BT41)
√ (via BT40/BT41)
-
Wi-Fi
√ (via WF40/WF50)
√ (via WF40/WF50)
-
HDMI
-
-
-
Wall Mountable
√
√
√
Corded-Cordless Phone
-
-
-
Door Phone Integration
-
-
-
Telephony Features
SIP Accounts
16
12
2
N-way Conferencing
10-way Conferencing
5-way Conferencing
Local 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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