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Yealink T23GN Dual Gigabit Ethernet IP Phone

  • Yealink HD Voice
  • 132×64-pixel graphical LCD with backlight
  • Dual-port Gigabit Ethernet
  • PoE support
  • Up to 3 SIP accounts

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QuickFind: 698479

Mfr part code: T23GN

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    Yealink T23GN Dual Gigabit Ethernet IP Phone Product Description

    Yealink SIP-T23G features intuitive user interface and enhanced functionality which makes 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 communication applications. As a cost effective IP solution, it helps users to streamline business processes; delivering a powerful, secure and consistent communication experience for small and large office environments.
    • Yealink HD Voice
    • 132×64-pixel graphical LCD with backlight
    • Dual-port Gigabit Ethernet
    • PoE support
    • Up to 3 SIP accounts
    • Headset support
    • IPv6 support
    • Wall mountable
    • Simple, flexible and secure provisioning options

    Technical Specifications


    Product Type VoIP phone

    Phone Features

    Call Services Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold
    Dialer Type Keypad
    Dialer Location Base
    Conference Call Capability 3-way
    Speakerphone Yes (digital duplex)
    Short Messaging Service (SMS) Yes
    Automatic Redial Yes
    Menu Operation Yes
    Programmable Buttons Qty 5
    Indicators Voice message waiting indicator, new call indicator, line status indicator
    Additional Functions Automatic redial
    Additional Features Music on hold, built-in web server, BLF status lamps

    IP Telephony

    Main Features Integrated Ethernet switch
    VoIP Yes
    VoIP Protocols SIP, SIP v2
    Voice Codecs G.722, G.723.1, G.729ab, G.711u, G.711a, G.726, iLBC
    Lines Supported 3 lines
    Quality of Service IEEE 802.1Q (VLAN), IEEE 802.1p, Type of Service (ToS)
    IP Address Assignment DHCP, static
    Security IEEE 802.1X
    Power Over Ethernet (PoE) Support Yes
    Network Protocols IP, TCP, TFTP, UDP, HTTP, DNS, HTTPS, SRTP, SNTP
    Network Ports Qty 2 x Ethernet 10Base-T/100Base-TX/1000Base-T
    Voice Features Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC)
    Network Features Network Address Translation (NAT), Class 2 PoE, Lightweight Directory Access Protocol (LDAP)

    Phone Memory

    Phone Directory Capacity 1000 names & numbers


    Type LCD display - monochrome
    Display Location Base
    Display Resolution 132 x 64 pixels
    Backlit Yes


    Connections Headset jack / RJ-9
    Placing / Mounting Wall-mountable, table-top
    Cables Included Network cable
    Compliant Standards IPv6 Ready

    Dimensions & Weight (Base)

    Width 209 mm
    Depth 188 mm
    Height 150 mm

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