intelligent voice phone features descriptions

C6 GS 413 Issue 8, June 2021

Intelligent Voice Phone Features Descriptions

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Yealink T21P E2

Yealink’s T21P E2 takes entry-level IP phones to a level never achieved before. Making full use of high quality materials, plus a 132 x 64 pixel graphical LCD showing a clear 5 line data display, it offers a smoother user experience, much more visual information at a glance plus full support for HD voice. Dual 10/100 Mbps network ports, with integrated PoE for extended network use. The T21P supports two VoIP accounts, simple, flexible and secure installation options, plus support for IPv6, Open VPN and back-up redundancy server. As a very cost-effective and powerful IP phone, the T21P maximises productivity in both small and large office environments.

• Full-duplex hands-free speakerphone

• 2 VoIP accounts

• Call hold, mute, DND, one-touch speed dial, redial, call forward, call waiting, call transfer

• 132x64-pixel graphical LCD

• LED for call and message waiting indication

• Intuitive user interface with icons and soft keys

• Dual-port 10/100Mb Ethernet ports

• 4 soft keys

• 1xRJ9 handset port

• 1xRJ9 headset port

• Wall-mountable

• Optional power adapter: AC 100~240V input and DC 5V/600mA Output

• Power over Ethernet (IEEE 802.3af)

• Power consumption: 1.4W-2.6W


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Yealink T23G

The T23G is a cost effective IP business phone featuring an intuitive user interface with secure provisioning and HD audio for excellent voice quality. This phone is ideal for those working in small and large office environments requiring Gigabit Ethernet and access to a variety of enhanced features.


• 3 VoIP accounts


• 132x64-pixel graphical LCD

• Dual-colour (red or green) illuminated LEDs for line status information

• Busy Lamp Field (BLF)



• 4 soft keys

• Dual-port Gigabit Ethernet



• Wall-mountable

• Optional power adapter: AC 100~240V input and DC 5V/600mA Output


• Power consumption: 0.72W-1.98W




Yealink T42S

The stylish, feature-rich T42S is a dynamic business communications tool. ideal for busy professionals. The clear display and simple navigation enhance productivity. The dual-port Gigabit Ethernet telephone benefits from an intuitive interface, BLF, HD Voice, handsfree speakerphone and supports corded or wireless headset.


• 6 VoIP accounts


• 192x64-pixel 4-level greyscale graphical LCD with backlight





• 4 soft keys

• Illuminated mute key

• Illuminated headset key

• 6 line keys can be programmed up to 15 various features (3-page view)




• Wall-mountable

• Optional power adapter: AC 100~240V input and DC 5V/1.2A Output





Yealink T46S

The T46S is an elegantly designed IP phone for executives and busy professionals. Its large, crystal clear display gives simple navigation through a wealth of productivity enhancing features. The 10 multi-function keys can be programmed to access 3 pages of 9 features and can be used for accounts, BLFs, system functions or simply for speed dials. As well as support for corded and wireless headsets, the T46G also incorporates a USB port allowing Bluetooth headsets to be connected via the Yealink BT40 Bluetooth dongle.


• 16 VoIP accounts


• 480x272-pixel colour display with backlight


• Display wallpaper/theme




• 2xRJ45 Gigabit Ethernet ports

• 4 soft keys



• Illuminated hands-free speakerphone key

• 2 volume control keys

• 10 line keys can be programmed up to 27 various features (3-page view)

• Supports up to 2 Expansion Modules for a receptionist console




• Wall-mountable

• Power consumption 1.8W-5.4W





Yealink T48S

The T48S is an elegantly designed IP phone for executives and busy professionals. The large, 7” colour touchscreen provides rich visual presentation and simple navigation through a wealth of productivity enhancing features. As well as support for corded and wireless headsets, the T48G incorporates a USB port allowing Bluetooth headsets to be connected via the Yealink BT40 Bluetooth dongle.




• 800x480-pixel colour display with backlight

• 24-bit depth colour


• Display wallpaper/theme





• 29 one-touch DSS/feature keys

• 6 navigation keys





• Supports up to 6 Expansion Modules for a receptionist console




• Wall-mountable

• Power consumption 1.8W-5.4W





Yealink T53

Designed for highly active voice communication users in businesses of all sizes, the T53 is specially

developed for users to optimize visual experience, by utilizing the fully adjustable HD screen based on

varied lightings, heights and sitting positions. This flexible function enables users to always maintain

the best angle of view.

Features include an ergonomic design with larger LCD displays, Yealink Acoustic Shield Technology

for increased call clarity.

Optional EXP50 add-on module available to provide additional keys

T53W also available with built in Bluetooth and Wi-Fi connectivity.

• Full duplex hands-free speakerphone


• Call hold, mute, DND, redial, call return, one-touch speed dial, call forward, call waiting, call transfer

• 3-way conferencing

• 360x160pixel adjustable LCD

• LED Indicator for line status





• 4 soft keys





• Set date time manually or automatically

• USB 2.0 port (2.0 compliant) for accessories

• Supports up to 3 EXP50 expansion modules for a receptionist console

• Enhanced DSS key

• Wall Mountable

• Power over Ethernet 802.3af

• Power Consumption 1.3W-2.3W (PSU); 1.8W-3.1W (POE)




Yealink CP960

The Yealink CP960 is an enterprise-grade conference phone for mid-and-large-sized meeting rooms.

The CP960 sets new standards for sound quality and immerses conference participants in every

discussion. Marrying a wide range and dead-zone-free voice pickup with Yealink’s Noise Proof

technology, the CP960 is the perfect match for day-to-day business conference conversations

Options available for Teams or SIP use, features include a large colour 5” screen, built-in WiFi and

Bluetooth connectivity

• Team option available

• Optima HD voice, Full duplex hands-free speakerphone

• 20-foot and 360 degree voice pickup

• 5” multi-touch screen

• Built-in 3 microphone array

• Built-in 2.4G/5G Wi-Fi

• Built-in Bluetooth 4.0

• Wireless microphones available

• Background noise suppression

• Smart noise filtering

• Call hold, mute, DND, call recording, hotline compatible

• Power over Ethernet 802.3af



Yealink EXP50 for T53/T53W

Compatible with Yealink T53 and T53W telephones, the EXP40 module has a 4.3” backlit colour display. 20 physical keys each with a dual-colour LED, 3 control keys for fast page switching which provides 40 additional programmable keys that can be used for speed dialing, BLF/BLA, call forward, transfer, park, pickup, etc. Supporting up to 3 expansion modules for an attendant console application, adding up to 180 additional buttons.

• 272x480 colour LCD

• Colour icons for a rich visual experience

• Thee page views are possible

• Different icons for each function shown on the LCD

• 20 physical keys each with a dual-colour LED

• 20 additional keys through page switch

• 3 independent control keys are used for fast switch between pages

• Programmable for shared line, BLF List etc

• Expansion module powered by the host phone




Yealink EXP40 for T46S/T48S

Compatible with Yealink's stylish T46S and T48S IP telephone, the EXP40 module has a 160x320 graphic LCD with backlight. 20 physical keys each with a dual-colour LED and the ability access two page views which provides 40 additional programmable keys that can be used for speed dialing, BLF/BLA, call forward, transfer, park, pickup, etc. Supporting up to 6 expansion modules for an attendant console application, adding up to 240 additional buttons.

• 160x320 graphic LCD with 16-level greyscales

• LCD Backlight

• Two page views are possible


• 20 physical keys each with a dual-colour LED

• 20 additional keys through page switch

• 2 independent control keys are used for fast switch between pages

• Programmable for shared line, BLF List etc

• Expansion module (≤2) is powered by the host phone T46S with EXP40


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Bria for Windows Laptop and Apple/Android Smart Phone

The Bria is a Soft phone client application for use on Windows laptops and Apple/Android smart phones to permit the mobile user to carry an Intelligent Voice extension with them when out and about. The smart phone version is capable of being used over the 3G/4G network if required although the true value of the Bria is in its ability to avoid roaming charges by only using WiFi networks when within range.

• Single line only

• Uses an Intelligent Voice feature licence like any desk phone

• Can be set up as a member of a hunt group



Poly VVX 411

• 320x240 graphic colour LCD

• LCD Backlight

• Adjustable base height


• 12 line keys

• Power over Ethernet

• Programmable for BLF List

• 2 Gigabit Ethernet LAN ports



Poly VVX 311

The VVX311 features 6 line keys and a backlit 3.2” greyscale graphical LCD user interface with 208 x 104 resolution. Designed to be pleasing on the eye yet functional, it features great call quality for everyday communications.

• 208x104 greyscale LCD

• LCD Backlight

• Adjustable base height


• 6 line keys

• Power over Ethernet

• 2 Gigabit Ethernet LAN ports


intelligent voice phone features descriptions

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