Yealink SIP-T42S IP PhoneFEATURESDisplay: 2.7-inch, 192×64-pixel resolution, LCD display with backlightCall Appearance: Supports up to 12 SIP accountsFixed Feature Buttons: Message, headset, mute, redial, hands-free speakerphoneSoftkeys: 4 interactive soft keys that guide users through call features and functionsNavigation Keys: 4-way navigation with select keyProgrammable 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 availableSpeakerphone: Includes high-quality, 2-way speakerphoneAudio: Supports G.722 Wideband Audio (HD Voice)Wall-Mountable: Yes, requires optional wall mount kitEthernet Connectivity: Dual Gigabit Ethernet (10/100/1000) line interface (PC Pass Through & Network Connection)Bluetooth: Requires optional BT41 Bluetooth DongleWiFi: Requires optional WF50 WiFi DongleUSB: 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 recordingHeadset 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: YesAdjustable Tilt Display: NoNetwork: 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
Size Guide
Printed on the Bella+Canvas 3001 — a unisex retail fit that runs true to size. Between sizes? Size up for a relaxed fit.
| Size | Chest Width | Length |
|---|---|---|
| S | 18″ | 28″ |
| M | 20″ | 29″ |
| L | 22″ | 30″ |
| XL | 24″ | 31″ |
| 2XL | 26″ | 32″ |
| 3XL | 28″ | 33″ |
Measured laid flat: chest width 1″ below the armhole, length from the high point of the shoulder to the hem. Unisex sizing follows men’s — for a fitted women’s look, size down one.
Shipping
Every shirt is printed for you when you order — nothing sits in a warehouse. Production takes 2–3 business days, then US delivery in another 3–5.
Order today and it typically arrives Jul 15 – Jul 20.




