Yealink Device Comparison
CATEGORY
Product
SIP- T48U
Advanced SIP Office Phone
SIP- T42U
SIP- T42U
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.
Easy Customization and High Expansibility--•HD Audio •Efficient Installation and Provisioning •Secure Transport and Interoperability
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
• 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
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
2.7" 192x64-pixel graphical LCD
4'' 480x800 capacitive touch screen
LCD Type
Fixed
Fixed
Fixed
LED Indicators
√
√
-
Line Keys
0
6
-
Memory Keys
29 touch keys
15 (3 pages of 5 keys)
-
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 Speaker,HD Handse
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.729A/B, G.726,G.723.1, iLBC, Opus
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
2
1
Ethernet Port
Dual-port Gigabit Ethernet
Dual-port Gigabit Ethernet
-
Handset Port (RJ-9)
√
√
-
Headset Port (RJ-9)
√
√
-
PoE
√
√
√
Headset
USB Headset
USB Headset
-
Bluetooth
√ (via BT40/BT41)
√ (via BT40/BT41)
Built-in Bluetooth 4.2
Wi-Fi
√ (via WF40/WF50)
√ (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
12
1
N-way Conferencing
10-way Conferencing
5-way Conferencing
5-way Conferencing
Finance
Education
Healthcare
Manufacturing
By Industry
Future Workers
Personal Collaboration
Desktop Video
By Scenario
3CX
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Broadsoft
Metaswitch
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