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30-Day free returns | Min 12 mth Warranty | 95% Items in stock

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Yealink SIP-T42S IP Phone

Unit price  per 

Yealink SIP-T42S IP Phone

Unit price  per 

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Yealink SIP-T42S IP Phone

The Yealink SIP-T42S is a dynamic business phone with an updated firmware for faster and more responsive usage. USB port for Bluetooth WiFi and call recording dongles (sold separately). Optima HD Voice for crystal clear Wideband audio. Dual Gigabit Ethernet for accelerated data transfer. TLS/SSL and Zero Touch Provisioning for easy mass deployment. UC or SFB Software available.


  • USB 2.0
  • Hearing Aid Compatible
  • T4S Unified Firmware and Auto Provisioning
  • 12 VoIP Accounts, BLF/BLA, IPV6, Open VPN
  • HD Voice - HD Codec, HD Speaker, HD Handset
  • Dual Port Gigabit Ethernet
  • 2.7" Greyscale Graphical Backlit LCD


  • Local Phonebook up to 1000 Entries
  • Smart Dialing
  • Blacklist
  • XML/LDAP Remote Phonebook
  • Phonebook Search/Import/Export
  • Call History - Dialed/Forwarded/Missed/Received

IP-PBX Features

  • Busy Lamp Field
  • Bridged Line Appearance (BLA)
  • Anonymous Call, Anonymous Call Rejection
  • Call Recording
  • Visual Voicemail
  • Centralised Call Recording
  • Executive and Assistant
  • Call Park, Call Pickup
  • Flexible Seatinng
  • Voicemail, Hot Desking


If your type of device is mentioned in the text as compatible then it will without issue. All orders are double checked against the device & if we find anything that isnt 100% compatible we will tell you by phone and recommend the correct alternative.

Exactly what it says, if the goods you receive fail to please you in any way, please return them within 7 working days where we will provide a prompt and full refund and or offer you alternative products wherever possible. Goods must be returned in all original packaging, undamaged and in a resalable condition.

Yes, enter in the amount of headsets you require and your new discounted price will be shown. Discounts start at 4 units and go up from there. If you are a corporate customer who require large numbers 100+, then please telephone our corporate and contact centre team on 0161 830 6818

If you are intending to purchase several headsets (min 4+) Visit the free trial page here or telephone us on 0800 644 0424 or email and we will do the rest

Yes, next day delivery is free for purchases over £100 and is based on the working day (Mon-Fri) Orders must be received by 3pm to qualify. (except friday where the goods will be delivered the following Monday)

30 Day No quibble returns

Not happy with your product, just return it in a resaleable condition within 30 days for a full refund

Free Trials Available

Looking to purchase 4+ headsets? Why not try before you buy here

Next Working Day Delivery

Super quick & secure delivery by courier on a next working day service.