Yealink Device Comparison
CATEGORY
Product
W78P
Premium DECT IP Phone System
SIP- T48U
SIP- T48U
CP935W
CP935W
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
Yealink presents a dynamic business communication solution to executives and professionals with the new SIP-T48U IP phone. The phone employs an appealing large touch screen that makes the switch between pages and applications swift, easy and convenient.
Modest Design, Easy-to-Use User Interface,Built-in Battery, Wi-Fi and DECT to Minimize Deployment Costs,HD Audio, Smooth Communication,Rich Features and High Expandability
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
• 7" 800 x 480-pixel color touch screen with backlight
• Dual USB ports
• Dual firmware images
• T4U Auto-P template unified
• T4U firmware unified
• Up to 16 SIP accounts
• Dual-port Gigabit Ethernet
• PoE support
• Paperless label design
• Headset, EHS support
• Wi-Fi via WF40/WF50
• Bluetooth via BT40/BT41/BT52
• USB recording
• Supports color-screen expansion modules
• Stand with two adjustable angles
• Wall mountable
• Handset with hall switch
4-inch multi-touch screen with 480x800 resolution
• Optimal HD audio, full duplex technology
• Yealink Noise Proof Technology
• Built-in rechargeable lithium battery
• Up to 15 hours talk time (in ideal conditions)
• Up to 75 hours standby time in Wi-Fi mode (in ideal conditions)
• 20-foot (6-meter) and 360° voice pickup
• Built-in 6-microphone array for voice pickup
• 5-way conference call
• Hybrid UC meeting
• Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n)
• Built-in Bluetooth 4.2
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
Linux
Interface
LCD Display
7" 800 x 480-pixel color touch screen
4'' 480x800 capacitive touch screen
LCD Type
Fixed
Fixed
LED Indicators
√
-
Line Keys
0
-
Memory Keys
29 touch keys
-
Expansion Module/Microphone (Accessory, purchased separately)
Yealink EXP43
-
Foot Stand
2 Adjustable Angles
-
Audio Features
HD Voice
HD Speaker,HD Handset
Optimal HD Audio
Speakerphone
Full-duplex
Full-duplex
Wideband Codec
G.722,Opus
G.722,G722.1C,Opus
Narrowband Codec
G.711(A/µ), G.729A/B, G.726,G.723.1, iLBC, Opus
G.711(A/µ), G726, G729, G723, iLBC
HAC Handset
√
-
Acoustic Shield
√
Acoustics Fabric
Yealink Noise Proof
√
√
Video Features
Video Resolution
-
-
Video Codecs
-
-
Connectivity
USB Port (2.0 Compliant)
2
1
Ethernet Port
Dual-port Gigabit Ethernet
-
Handset Port (RJ-9)
√
-
Headset Port (RJ-9)
√
-
PoE
√
√
Headset
USB Headset
-
Bluetooth
√ (via BT40/BT41)
Built-in Bluetooth 4.2
Wi-Fi
√ (via WF40/WF50)
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
16
1
N-way Conferencing
10-way Conferencing
5-way Conferencing
Finance
Education
Healthcare
Manufacturing
By Industry
Future Workers
Personal Collaboration
Desktop Video
By Scenario
3CX
Extron
Broadsoft
Metaswitch
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