Yealink Device Comparison
CATEGORY
Product
W78H
Premium DECT Handset
SIP- T42U
SIP- T42U
W57R
W57R
All Specifications
Appearance
Key Features and Benefits
Keywords
HD Audio,Noise Cancellation,3.5mm Headset Jack,Belt Clip ,Quick charge,Bluetooth 5.1,Vibration alarm,OTA Upgrade
Easy Customization and High Expansibility--•HD Audio •Efficient Installation and Provisioning •Secure Transport and Interoperability
Shock, dust and water proof,Freely mobile communication,DECT technology
Key Features
• New modern commercial design, more compact and easy to carry
• 2.4’’ 240 x 320 TFT color screen with intuitive user interface
• Up to 21-hour talking time (in ideal conditions)
• Up to 166-hour standby time (in ideal conditions)
• Quick charging: 10-minute charging time for 2-hour talking time
• HD audio and noise cancellation
• Headset connection via Bluetooth or 3.5 mm jack
• Vibration alarm guarantees you not miss any call, even in noisy situations
• Sturdy and reliable belt clip to move freely
• Meet demands in either single-cell or multi-cell solutions
• 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
• 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
Overview
Content Sharing
-
Camera
-
Operating System
DECT Technology: Yealink DECT technology focuses on high-quality Audio VoIP (wideband) and bit-rate data applications. However, we are incompatible with third-party DECT devices (base station, handset, etc.).
Linux Based
Interface
LCD Display
2.7" 192x64-pixel graphical LCD
LCD Type
Fixed
LED Indicators
√
Line Keys
6
Memory Keys
15 (3 pages of 5 keys)
Expansion Module/Microphone (Accessory, purchased separately)
-
Foot Stand
2 Adjustable Angles
Audio Features
HD Voice
HD Speaker,HD Handse
Speakerphone
Full-duplex
Wideband Codec
G.722,Opus
Narrowband Codec
G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus
HAC Handset
√
Acoustic Shield
√
Yealink Noise Proof
-
Video Features
Video Resolution
-
Video Codecs
-
Connectivity
USB Port (2.0 Compliant)
2
Ethernet Port
Dual-port Gigabit Ethernet
Handset Port (RJ-9)
√
Headset Port (RJ-9)
√
PoE
√
Headset
USB Headset
Bluetooth
√ (via BT40/BT41)
Wi-Fi
√ (via WF40/WF50)
HDMI
-
Wall Mountable
√
Corded-Cordless Phone
-
Door Phone Integration
-
Telephony Features
SIP Accounts
12
N-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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