Yealink Device Comparison
CATEGORY
Product
SIP- T31
Dual-line entry level IP phone
W73P
W73P
SIP-T44W
SIP-T44W
All Specifications
Appearance
Key Features and Benefits
Keywords
Stronger Performance, More Possibilities，Superior HD Audio, Better Communication，
Classic Design, Practical Details，All-in-One Platform, Convenient Management
Twenty Simultaneous Calls，HD Audio ，TLS&SRTP Security Encryption，Backup System，Centralized Deployment，Long Standby Time
•Easy Customization and High Expansibility
•HD Audio
•Wireless Transmission
•Efficient Installation and Provisioning
•Secure Transport and Interoperability
Key Features
• 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
High-performance SIP cordless phone system
1.8" 128 x 160 TFT color screen with intuitive user interface
Up to 20 simultaneous calls
Up to 10 DECT cordless handsets
Up to 10 SIP accounts
Noise Reduction System
FNR (Flexible Noise Reduction)/Noise Cancellation
Up to 35-hour talking time (in ideal conditions)
Up to 400-hour standby time (in ideal conditions)
Quick charging: 10-min charging time for 2-hour talking time
TLS and SRTP security encryption
Headset connection via 3.5 mm jack
Charger wall mountable
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
Overview
Content Sharing
-
√
Camera
-
-
Operating System
Linux Based
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.).
Interface
LCD Display
2.3” 132x64-pixel graphical LCD
2.8” 320x240-pixel color LCD with backlight
LCD Type
Fixed
Mi
LED Indicators
√
LED for call and message waiting indication
Line Keys
2
8 line keys with LED
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
2 Adjustable Angles
Stand with 2 adjustable angles
Audio Features
HD Voice
HD handset, HD speaker
HD handset, HD speaker
Speakerphone
Full-duplex
Full-duplex hands-free speakerphone with AEC
Wideband Codec
G.722, Opus
AMR-WB (optional), G.722
Narrowband Codec
G.711(A/µ), G.729, G.729A, G.726, iLBC, G.723.1
AMR-NB (optional), PCMU
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
2 x RJ45 10/100M Ethernet ports
Ethernet Cable (2m CAT5E UTP Cable)
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
EHS Wireless Headset
Bluetooth headsets
USB headset
Bluetooth
-
USB/Bluetooth connectivity
Wi-Fi
-
√
HDMI
-
-
Wall Mountable
√
√
Corded-Cordless Phone
-
-
Door Phone Integration
-
-
Telephony Features
SIP Accounts
2
Up to 12 SIP accounts
N-way Conferencing
Local 5-way Conferencing
5-way conference call
Finance
Education
Healthcare
Manufacturing
By Industry
Future Workers
Personal Collaboration
Desktop Video
By Scenario
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Extron
Broadsoft
Metaswitch
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