Yealink Device Comparison
CATEGORY
Product
W78H
Premium DECT Handset
SIP-T44W
SIP-T44W
DECT Headset + W70B/W90
DECT Headset + W70B/W90
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
•Wireless Transmission
•Efficient Installation and Provisioning
•Secure Transport and Interoperability
Push-to-Talk Available in Two Different
ModesBe Heard Crystal Clearly
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
• 2.8” 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
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
2.8” 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
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