Yealink Device Comparison
CATEGORY
Product
W70B
High-Performance IP Base Station For Small-Medium Businesses
SIP-T44W
SIP-T44W
DECT Headset + W70B/W90
DECT Headset + W70B/W90
All Specifications
Appearance
Key Features and Benefits
Keywords
Ten Handsets
Twenty Simultaneous Calls
No Perception
Upgrade
LS & SRTP Security Encryption
Backup System
Centralized Deployment
•Easy Customization and High Expansibility
•HD Audio
•Wireless Transmission
•Efficient Installation and Provisioning
•Secure Transport and Interoperability
Push-to-Talk Available in Two Different
ModesBe Heard Crystal Clearly
Key Features
• Up to 20 simultaneous calls
• Up to 10 DECT cordless handsets or DECT headsets
• Up to 10 SIP accounts
• Noise Reduction System
• TLS and SRTP security encryption
• No Perception Upgrade
• Support Push-to-Tal
• 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 Acoustic Shield Technology
·Talking time up to 10 hours
·Support W70B/W80MC/W90MC DECT system
·Support Push-to-Talk (only for W70B)
Redial or SpeedDial
·Wireless range: up to 50 meters indoors, and 300 meters outdoors (in ideal conditions)
Overview
Content Sharing
√
Camera
-
Operating System
Interface
LCD Display
2.8” 320x240-pixel color LCD with backlight
LCD Type
Mi
LED Indicators
LED for call and message waiting indication
Line Keys
8 line keys with LED
Memory Keys
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
Audio Features
HD Voice
HD handset, HD speaker
Speakerphone
Full-duplex hands-free speakerphone with AEC
Wideband Codec
AMR-WB (optional), G.722
Narrowband Codec
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
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
Bluetooth headsets
USB 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
N-way Conferencing
5-way conference call
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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