Yealink T42S Desktop IP Phone

$249.00 $211.10

SIP-T42S Thumbnail

Yealink T42S Desktop IP Phone 12 Line IP phone, 2.7″192×64 pixel graphical LCD with backlight, Dual Gigabit Ports

Warranty: 1 Year



Yealink SIP-T42S

Yealink T42S Desktop IP Phone

Yealink SIP-T42S 12 Line IP phone, 2.7″192×64 pixel graphical LCD with backlight, Dual Gigabit Ports, 6 Program keys/BLF/XML/HDV, 1x USB Port, Opus Support. (Power Adapter optional)

This Yealink SIP-T42S IP phone is a dynamic business communications tool for superior voice communications and extended functionality.

The new Yealink SIP-T42S has a faster, more responsive interface than the Yealink SIP-T42G and offers better overall performance. The Yealink SIP-T42S is a 12-line IP phone with multiple programmable keys for enhancing productivity. It is with Yealink Optima HD Voice Technology and wideband codec of Opus for superb sound quality and crystal clear communications. What’s more the Yealink SIP-T42S is built with Gigabit Ethernet technology for rapid call handling. Plus, with an all-new USB port, the Yealink SIP-T42S boasts unparalleled functionality and expansibility, which comes ready for future Bluetooth, Wi-Fi and USB recording features. The new T4S series offers the same elegant appearance of the T4 line, but with improvements for greater interoperability and collaboration.


Audio Features
HD voice: HD handset, HD speaker
Codecs: Opus, G.722, G.711(A/µ), G.723.1, G.729AB, G.726, iLBC
DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
Full-duplex hands-free speakerphone with AEC
Display and Indicator
2.7″ 192×64-pixel graphical LCD with backlight
LED for call and message waiting indication
Intuitive user interface with icons and soft keys
National language selection
Caller ID with name, number and photo
Power saving
Dual-port Gigabit Ethernet
Power over Ethernet (IEEE 802.3af), class 2
1 x USB port (2.0 compliant)
1xRJ9 (4P4C) handset port
1xRJ9 (4P4C) headset port
1 x RJ12 (6P6C) EHS port
Other Physical Features
Stand with 2 adjustable angles
Wall mountable (optional)
External Yealink AC adapter (optional):AC 100~240V input and DC 5V/1.2A output
Power consumption (PSU): 1.69-5.0W
Power consumption (PoE): 2.47-12.5W
Dimension (W*D*H*T): 212mm*189mm*175mm*54mm
Operating humidity: 10~95%
Operating temperature: -10~50°C

Looking for a Business Telecommunication Carrier that offers a hosted PBX with great rates and low cost plans? We recommend Call Central

Additional information

Ethernet Support

Dual-port Gigabit Ethernet or via Wi-Fi via WF40


2.7" 192 x 64-Pical graphical LCD screen with backlight


Power over Ethernet (IEEE 802.3af), class 3, Or via a External universal AC adapter (optional): AC 100~240V input and DC 5V/2A output


Up to 16 SIP accounts

Codec Support

Codecs: Opus, G.722, G.711(A/µ), G.723.1, G.729AB, G.726, iLBC


Yealink EHS36 Wireless Headset Adapter (Accessory, purchased separately)

Memory Keys

15 (3 pages of 5 keys)

USB Recording



There are no reviews yet.

Be the first to review “Yealink T42S Desktop IP Phone”

Your email address will not be published. Required fields are marked *