The Yealink SIP-T23G is a cost effective IP phone, featuring a 132×64 pixel graphical LCD, two-port gigabit ethernet switch, PoE support, up to 3 SIP accounts, and dual-color LEDs.
Yealink SIP-T23G features intuitive user interface and enhanced functionality which make it easy for people to interact and maximize productivity. Yealink HD technology enables rich, clear, life-like voice communications, outsourced management options, flexible deployment and third-party communications applications. As a cost effective IP solution, it helps users to streamline business processes, delivery a powerful, security and consistent communication experience for small and large offices environment
  • Yealink HD Voice
  • Dual-port Gigabit Ethernet
  • PoE support
  • 132×64-pixel graphical LCD



The Yealink T23G business VoIP phone was designed to be feature rich. The SIP-T23G maximizes productivity and allows easy interaction for people by enhancing functionality and having an intuitive user interface.

This Yealink T2x Series is enabled with Yealink HD technology which allows for life-like conversations and rich, clear sounds. The T23G is a cost effective IP Solution, it helps users to streamline business processes, delivering a powerful and consistent communications experience for small and large office environments.


YEALINK T23G Features and Functions

  • Up to 3 SIP accounts
  • Supports Dual-color LEDs
  • Headset support
  • Wall mountable
  • IPv6 support
  • Paperless design
  • Simple, flexible and secure provisioning options


YEALINK T23G Specification

Phone Features
      • 3 VoIP accounts
      • One-touch speed dial, redial
      • Call forward, Call waiting, Call transfer, Call hold
      • Group listening, SMS
      • Redial, call return, auto answer
      • 3-way confernecing
      • Direct IP call without SIP proxy
      • Ring tone selection/import/delete
      • Set date time manually or automatically
      • Dial plan, off hook hot line
      • XML Browser, Action URL/URI
      • Integrated Screenshots
      • RTCP-XR


Audio Features
      • HD voice: HD handset, HD speaker
      • Wideband codec: G.722
      • Codecs: G.722, G.711(A/μ), G.723, G.729AB, G.726, GSM
      • DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
      • Full-duplex hands-free speakerphone with AEC
      • VAD, CNG, AEC, PLC, AJB, AGC
      • Loal phonebook up to 300 entries
      • Call history: dialed/received/missed/forwarded
      • Black list
      • XML/LDAP remote phonebook
      • Intelligent search method
      • Phonebook search/import/export
IP-PBX and BroadSoft Features
      • Busy lamp field (BLF), BLF list
      • Bridged line apperance(BLA)/SCA
      • Anonymous call, Anonymous call rejection
      • Hot-desking, emergency call
      • Message waiting indicator (MWI)
      • Voice mail,Call park, Call pickup
      • Intercom, paging, Music on hold
      • Call recording
Display and Indicator
      • 132×64-pixel graphical LCD with backlight
      • LED for call and message waiting indication
      • Dual-color (red or green) illuminated LEDs for line status information
      • Intuitive user interface with icons and soft keys
      • National language selection
      • Caller ID with name, number
      • Dual-port Gigabit Ethernet
      • 1xRJ9 (4P4C) handset port
      • 1xRJ9 (4P4C) headset port
      • Power over Ethernet (IEEE 802.3af), Class 2
Other Physical Features
      • Wall mountable
      • External universal AC adapter (optional):AC 100~240V input and DC 5V/600mA output
      • Power consumption (PSU): 0.72-1.56W
      • Power consumption (PoE): 0.96-1.98W
      • Dimension(W*D*H*T):209mm*188mm*150mm*41mm
      • Operating humidity: 10~95%
      • Operating temperature: -10~50°C
      • Configuration: browser/phone/auto-provision
      • Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
      • Auto-provision with PnP
      • BroadSoft device management
      • Zero-sp-touch, SNMP
      • Phone lock for personal privacy protection
      • Reset to factory, Reboot
      • Package tracing export, System log
Network and Security
      • SIP v1 (RFC2543), v2 (RFC3261)
      • NAT transverse: STUN mode
      • Proxy mode and peer-to-peer SIP link mode
      • IP assignment: static/DHCP
      • HTTP/HTTPS web server
      • Time and date synchronization using SNTP
      • UDP/TCP/DNS-SRV(RFC 3263)
      • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
      • SRTP for voice
      • Transport Layer Security (TLS)
      • HTTPS certificate manager
      • AES encryption for configuration file
      • Digest authentication using MD5/MD5-sess
      • OpenVPN, IEEE802.1X
      • IPv6
Package Features
      • Qty/CTN: 10 PCS
      • N.W/CTN: 11.8 kg
      • G.W/CTN: 13.0 kg
      • Giftbox size: 220mm*241mm*105mm
      • Carton Meas: 560mm*460mm*250mm