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Yealink T23G

Yealink T23G

Professional 3-line IP desktop phone with HD voice quality and dual Gigabit Ethernet ports

Key features
  • 3 IP accounts
  • 132 x 64 LCD graphical display
  • Dual-coloured LEDs
  • Dual Gigabit ports
  • 4 programmable keys
  • PoE, no power supply included
EAN: 6938818301047Manufacturer part #: T23G
Internal ref: YEALINKT23G

This product is no longer manufactured

This product have been replaced by Yealink T31G

See the replacement product


Ideal for intensive use in office environments

The Yealink SIP-T23G is a feature-rich and functional IP desktop phone which has been designed for intensive use in office environments. This is a cost-effective but powerful VoIP phone, ideal for making the transition to IP or upgrading dated IP phones.

Intuitive user-interface with 6 navigation buttons

An intuitive user-interface with 6 navigation buttons and a 132x64 pixel graphical LCD display makes this phone easy to use and efficient, facilitating the use of all standard call management features such as call waiting, transfer, forward, park and pickup as well as an extensive 1000-entry phonebook.

Superb voice quality

Thanks to a built-in TI TITAN chipset, this telephone provides superb voice quality, even over its full-duplex speakerphone. Up to 3 SIP accounts will be able to benefit from this clear audio, or the SIP-T23G can actually be used for 3-way conferences.

Great solution for small and large office environments

This cost-effective IP solution delivers a powerful, secure and consistent solution for both small and large office environments and can be used with the leading IP PBX providers such as Alcatel, Aastra, Avaya, 3CX, Asterix and Sipleo.

Please note that this phone has PoE, so does not come with a power supply.

Need A Headset with This Phone? Need a Power Supply with this phone?


  • 3 SIP accounts, hotline, emergency call
  • Call waiting, call transfer, call forward, call park, call pickup
  • Hold, mute, flash, auto-answer, redial
  • 3-way conference, DND, speed dial
  • 1000-entry phonebook (each record with 3 phone numbers, blacklist
  • XML Phonebook search/import/export
  • Lists of missed, received, dialed and forwarded calls (100 entries in all)
  • Volume adjustment, ring tone selection
  • Tone scheme, System log
  • Multi-language (more than 20)
  • SMS, Voicemail, MWI
  • Intercom
  • Full-duplex speakerphone with AEC
  • Phone lock for personal privacy protection
  • Admin/user configuration mode
  • TI TITAN chipset
  • 132x64 graphic LCD
  • 32 keys including 5 soft keys
  • 5 LEDs: 1xpower, 3xline, 1xmessage
  • 1 x RJ9 headset port
  • 2 x RJ45 10/100M Ethernet ports
  • Wall-mountable
  • Power over Ethernet (IEEE 802.3af)
  • Power consumption: 1.4-2.6W
  • Net weight: 0.81kg
  • Dimension: 209 x 188 x 150mm

In the box

  • Yealink T23G VoIP Desktop Phone
  • Phone stand 
  • Handset 
  • Handset cord 
  • Ethenet cable 
  • Quick installation guide


Yealink T23G -User Manual
Yealink T23G - Datasheet

More Information

More Information
Warranty1 year
Connecting lineIP
Key featuresWith 3-way conference, With call log
Function keysWith call key , With hands free kit, With mute key , With navigation key , With pause key , With R key, With redial key
Softkeys8 softkeys
Phonebook featuresBlack list - XML - DND
Expansion moduleNot compatible
Optimized for Microsoft LyncNot optimized for Microsoft Lync
Volume controlHandset volume control , Ringtone volume control , Speakerphone volume control
Hearing aid compatibleCompatible with hearing aid
Hands freeWith hands free kit
Headset portWith headset port
Type of headset jackRJ
Sound qualityHD voice sound
Line poweredSelf-powered
Power sourcePoE powered
DisplayWith display
Type of displayBlack and white display, Graphical display, LCD display
Display size132x64 pxl
KeypadNumerical keypad
Call indicator LEDWith LED call indicator
Connectivity2 RJ45 gigabit ports
Wall mountingWith optional wall mounting

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