£ 104.99  inc. vat

£87.49 ex. vat

In Stock

Order within for delivery on Wednesday, 21st March

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Yealink T42S SIP telephone

  • Dual-port Gigabit Ethernet
  • 2.7” greyscale graphical backlit LCD
  • HD Voice: HD Codec, HD speaker, HD handset
  • 12 VoIP accounts, BLF/BLA, IPV6, Open VPN

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QuickFind: 811577

Mfr part code: T42S

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    Yealink T42S SIP telephone Product Description

    The stylish, feature-rich T42S entry level business phone is ideal for busy professionals.

    The clear display and simple navigation enhances productivity. The dual-port Gigabit Ethernet telephone benefits from an intuitive interface, BLF's, HD Voice, 3-way conferencing, handsfree speakerphone and supports corded or wireless headset and EHS. With simple, flexible and secure provisioning options, the T42S is certified compatible with 3CX, Asterisk and BroadSoft BroadWorks, making it the ideal entry level IP phone for businesses.

    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
    Menu Operation Yes
    Indicators Visual ringer light, voice message waiting indicator, speakerphone indicator, headset, mute indicator
    Additional Functions Built-in clock, call recording, Intercom

    IP Telephony

    Main Features Multiple VoIP protocol support, integrated Ethernet switch
    VoIP Protocols SIP, SIP v2
    Voice Codecs G.722, G.723, G.729ab, G.711u, G.711a, G.726, iLBC, Opus
    Lines Supported 12 lines
    Quality of Service IEEE 802.1Q (VLAN), Differentiated Services (DiffServ), 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, TR-069, 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
    Diagonal Size 2.7"
    Display Resolution 192 x 64 pixels
    Backlit Yes


    Connections Headset jack / RJ-9 ¦ Handset jack / RJ-9 ¦ USB ¦ Electronic hook switch (EHS) / RJ-12 ¦ Network / RJ-45
    Placing / Mounting Wall-mountable, table-top

    Dimensions & Weight (Base)

    Width 21.2 cm
    Depth 18.9 cm
    Height 17.5 cm

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