Yealink Device Comparison
CATEGORY
Product
W78P
Premium DECT IP Phone System
SIP-T44W
SIP-T44W
SIP- T31
SIP- T31
All Specifications
Appearance
Key Features and Benefits
Keywords
Twenty Simultaneous Calls,HD Audio ,TLS&SRTP Security Encryption,Backup System,Centralized Deployment,Quick Charge,Vibration Alarm,OTA Upgrade,Long Standby Time,bluetooth 5.1
•Easy Customization and High Expansibility
•HD Audio
•Wireless Transmission
•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
High-performance SIP cordless phone system
2.4" 240 x 320 TFT color screen with intuitive user interface
Up to 20 simultaneous calls
Up to 10 DECT cordless handsets
Up to 10 SIP accounts
Flexible Noise Reduction (FNR)/Noise Cancellation
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
TLS and SRTP security encryption
Vibration alarm guarantees you do not miss any call, even in noisy situations
Wall mountable charger
Maximum DECT radio coverage: 50 meters indoors, 300 meters outdoors
Energy-saving ECO features
• 2.8” 320x240-pixel color LCD with backlight
• Dual USB ports
• Dual firmware images
• Built-in Bluetooth 4.2
• Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/
n/ac)
• T4U Auto-P template unified
• T4U firmware unified
• Up to 12 SIP accounts
• PoE support
• USB headset and EHS support
• Supports color-screen expansion modules
• 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
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
2.8” 320x240-pixel color LCD with backlight
2.3” 132x64-pixel graphical LCD
LCD Type
Mi
Fixed
LED Indicators
LED for call and message waiting indication
√
Line Keys
8 line keys with LED
2
Memory Keys
2
Expansion Module/Microphone (Accessory, purchased separately)
Dual-port Gigabit Ethernet
• Power over Ethernet (IEEE 802.3af), Class 3
• 2 x USB port (2.0 compliant)
• 1 x RJ9 (4P4C) handset port
• 1 x RJ9 (4P4C) headset port
-
Foot Stand
Stand with 2 adjustable angles
2 Adjustable Angles
Audio Features
HD Voice
HD handset, HD speaker
HD handset, HD speaker
Speakerphone
Full-duplex hands-free speakerphone with AEC
Full-duplex
Wideband Codec
AMR-WB (optional), G.722
G.722, Opus
Narrowband Codec
AMR-NB (optional), PCMU
G.711(A/µ), G.729, G.729A, G.726, iLBC, G.723.1
HAC Handset
Hearing aid compatible (HAC) handset
-
Acoustic Shield
√
-
Yealink Noise Proof
√
-
Video Features
Video Resolution
-
-
Video Codecs
-
-
Connectivity
USB Port (2.0 Compliant)
2 x USB port (2.0 compliant)
-
Ethernet Port
Ethernet Cable (2m CAT5E UTP Cable)
2 x RJ45 10/100M Ethernet ports
Handset Port (RJ-9)
1 x RJ9 (4P4C) handset port
√
Headset Port (RJ-9)
1 x RJ9 (4P4C) headset port
√
PoE
2.0W - 5.2W
-
Headset
Bluetooth headsets
USB headset
EHS Wireless Headset
Bluetooth
USB/Bluetooth connectivity
-
Wi-Fi
√
-
HDMI
-
-
Wall Mountable
√
√
Corded-Cordless Phone
-
-
Door Phone Integration
-
-
Telephony Features
SIP Accounts
Up to 12 SIP accounts
2
N-way Conferencing
5-way conference call
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
Contact Us
Learn more about Solution Application