Yealink Device Comparison
CATEGORY
Product
W78H
Premium DECT Handset
CP925
CP925
SIP-T44W
SIP-T44W
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
Modest Design, Easy-to-Use User Interface,HD Audio, Smooth Communication,Rich Features and High Expandability
•Easy Customization and High Expansibility
•HD Audio
•Wireless Transmission
•Efficient Installation and Provisioning
•Secure Transport and Interoperability
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
• 4-inch multi-touch screen with 480x800 resolution
• Optimal HD audio, full duplex technology
• Yealink Noise Proof Technology
• 20-foot (6-meter) and 360-degree voice pickup
• Built-in 6-microphone array for voice pickup
• Built-in 1-microphone array for noise cancellation
• Power over Ethernet
• 5-way conference call
• Hybrid UC meeting
• Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
• Built-in Bluetooth 4.2
• Local 3-way PSTN conference via Yealink CPN10
• 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
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
Interface
LCD Display
4'' 480x800 capacitive touch screen
2.8” 320x240-pixel color LCD with backlight
LCD Type
Fixed
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
Optimal HD Audio
HD handset, HD speaker
Speakerphone
Full-duplex
Full-duplex hands-free speakerphone with AEC
Wideband Codec
G.722,G722.1C,Opus
AMR-WB (optional), G.722
Narrowband Codec
G.711(A/µ), G726, G729, G723, iLBC
AMR-NB (optional), PCMU
HAC Handset
-
Hearing aid compatible (HAC) handset
Acoustic Shield
Acoustics Fabric
√
Yealink Noise Proof
√
√
Video Features
Video Resolution
-
-
Video Codecs
-
-
Connectivity
USB Port (2.0 Compliant)
1
2 x USB port (2.0 compliant)
Ethernet Port
1 x RJ45 10/100M 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
Built-in Bluetooth 4.2
USB/Bluetooth connectivity
Wi-Fi
Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
√
HDMI
-
-
Wall Mountable
-
√
Corded-Cordless Phone
-
-
Door Phone Integration
-
-
Telephony Features
SIP Accounts
1
Up to 12 SIP accounts
N-way Conferencing
5-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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