Yealink T42S Gigabit IP Phone (SIP-T42S) | Like New
SKU: SIP-T42S-LN
This Phone Supports Webex Calling
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Overview of Yealink T42S Gigabit IP Phone (SIP-T42S) | Like New
The Yealink T42S is a 12-line Gigabit IP Phone designed for knowledge workers and managers with occasional-to-light voice communications needs. The Yealink T42S supports up to 12 SIP accounts, has HD Voice, and has a backlit LCD display. The Yealink T42S IP Phone uses your IP network to provide sophisticated voice communications with excellent audio performance and enhanced security.
Specifications
Specifications for Yealink T42S Gigabit IP Phone (SIP-T42S) | Like New
| Brand | Yealink |
| Display | 2.7-inch, 192x64-pixel resolution, LCD display with backlight |
| Call Appearance | Supports up to 12 SIP accounts |
| Fixed Feature Buttons | Message, headset, mute, redial, hands-free speakerphone |
| Softkeys | 4 interactive soft keys that guide users through call features and functions |
| Navigation Keys | 4-way navigation with select key |
| Programmable Line/Feature Keys | 15 programmable keys (5 keys, 3 pages) that support either lines (such as directory numbers), or call features (such as speed dialing). |
| Button Module Expansion | Not available |
| Speakerphone | Includes high-quality, 2-way speakerphone |
| Audio | Supports G.722 Wideband Audio (HD Voice) |
| Wall-Mountable | Yes, requires optional wall mount kit |
| Ethernet Connectivity | Dual Gigabit Ethernet (10/100/1000) line interface (PC Pass Through & Network Connection) |
| Bluetooth | Requires optional BT41 Bluetooth Dongle |
| WiFi | Requires optional WF50 WiFi Dongle |
| USB | Single USB port allows users to connect optional accessories such as Headsets, BT41 Bluetooth Dongle, WF50 Wi-Fi dongle, or USB Flash Drive for call recording |
| Headset Port | Includes RJ9 headset port for wired headsets. Also supports USB headsets. |
| Wireless DECT Headsets | Yealink Wireless DECT Headsets plug directly into the USB port. Non-Yealink Wireless DECT Headsets require optional EHS36 or EHS40 adapter. |
| Message Waiting Indicator | Yes |
| Adjustable Tilt Display | No |
| Network | Static or DHCP IP address assignment. Auto provision via FTP/TFTP/HTTP/HTTPS for mass deployment. |
| Global Support | Uses Icon keys and supports multiple languages |
User Guides
Frequently Asked Questions
Yealink T42S Gigabit IP Phone (SIP-T42S)
Frequently Asked Questions (FAQ's)
Is the Yealink T42S easy to set up and use?
- Yes. It has a user-friendly interface and is generally intuitive. Many VoIP service providers offer auto-provisioning, further simplifying setup.
What type of users is the Yealink T42S best suited for?
- Business users with frequent call needs: Especially managers, receptionists, and those who benefit from multiple lines and customizable features.
Does the Yealink T42S support PoE (Power over Ethernet)?
- Yes. It supports 802.3af PoE, allowing it to draw power directly from the network if your switch provides it.
Can I use a headset with the Yealink T42S?
- Yes. It has a dedicated RJ9 headset port for wired headsets. Wireless headsets can be used with additional adapters (Yealink EHS36/40 for DECT headsets or a Bluetooth dongle).
Can I mount the Yealink T42S on a wall?
- Yes. However, it requires an optional wall-mount kit.
What is the difference between the Yealink T42S and T42G?
- The T42S offers improved performance. It has a faster processor and user interface than the older T42G.
Does the Yealink T42S have a speakerphone?
- Yes. It has a high-quality, full-duplex speakerphone with acoustic echo cancellation (AEC).
What audio codecs does the Yealink T42S support?
- It supports a wide range of codecs: G.711 (A-law, u-law), G.722 (wideband), G.723, G.726, G.729AB, iLBC, and Opus.
Is the Yealink T42S compatible with my VoIP provider?
- Most likely. It works with most popular SIP-based VoIP providers. Check with your provider for specific compatibility information.
Can I expand the Yealink T42S with extension modules?
- No. The T42S does not support button expansion modules.
Can I use a USB flash drive with the Yealink T42S?
- Yes. The USB port supports call recording to a flash drive.
Can I connect the Yealink T42S to Wi-Fi?
- Yes, but it requires the optional Yealink WF50 Wi-Fi dongle.
Does the Yealink T42S have a color display?
- No. It has a monochrome graphical LCD with backlight.
Where can I find the user manual for the Yealink T42S?
- The user manual is available here: Yealink SIP-T42S Gigabit IP Phone Data Sheet.
How do I update the firmware on the Yealink T42S?
- Firmware updates are typically provided by your VoIP service provider. Check with them or refer to the Yealink website for specific instructions.
Does the Yealink T42S support BLF (Busy Lamp Field)?
- Yes. It supports BLF functionality.