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Yealink SIP-T42S IP phone Black 12 lines LCD

Yealink SIP-T42S, IP Phone, Black, Wired handset, Desk/Wall, In-band, Out-of band, SIP info, 12 lines

Best offerPrice trend

£65.64

-55%
Price trend
Detailed analysis ›
Price history of Yealink SIP-T42S IP phone Black 12 lines LCD over the last 3 months
DatePrice
26 July 2026£146
29 July 2026£145
2 August 2026£146
4 August 2026£147
11 August 2026£145
15 August 2026£142
18 August 2026£146
30 August 2026£147
31 August 2026£125
6 September 2026£124
12 September 2026£126
17 September 2026£141
20 September 2026£136
20 September 2026£129
22 September 2026£140
28 September 2026£132
28 September 2026£69.99
30 September 2026£65.64

Compare Yealink SIP-T42S IP phone Black 12 lines LCD prices UK

Product Information

The SIP-T42S IP phone is a dynamic business communications tool for superior voice communications and extended functionality. It has a faster, more responsive interface than the T42G and offers better overall performance. The 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 SIP-T42S is built with Gigabit Ethernet technology for rapid call handling. Plus, with an all-new USB port, the 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.

IP Phones Yealink

Product

Name
Yealink SIP-T42S IP phone Black 12 lines LCD
Category
IP Phones
Brand
Yealink

Display

Touchscreen
No
Display
LCD
Display diagonal
6.86 cm (2.7")
Display resolution
192 x 64 pixels
Backlight display
Yes

Phone features

Lines quantity
12 lines
Caller ID
Yes
Phonebook capacity
1000 entries
Number of VoIP accounts
12
Answering machine
Yes
Call waiting
Yes
Speed dialling
Yes
Call hold
Yes
Call forwarding
Yes
Conference call
Yes
Redialing
Yes
Do not disturb function
Yes
Call park
Yes
Call pick up
Yes
Anonymous call
Yes
Anonymous call rejection
Yes
Full duplex
Yes
Phonebook sharing
Yes
Call return
Yes
Call transfer
Yes
SIP registrar server
Yes

Operational conditions

Operating temperature (T-T)
-10 - 50 °C
Operating relative humidity (H-H)
10 - 95%

Weight & dimensions

Width
212 mm
Depth
189 mm
Height
175 mm
Package width
246 mm
Package depth
223 mm
Package height
120 mm

Power

Power over Ethernet (PoE)
Yes
AC adapter input voltage
100 - 240 V
AC adapter output voltage
5 V
AC adapter output current
1.2 A
Energy saving mode
Yes

Ports & interfaces

USB 2.0 ports quantity
1
Ethernet LAN (RJ-45) ports
2
RJ-9 ports quantity
2

Network

Ethernet LAN
Yes
Wi-Fi
No
Bluetooth
No
Ethernet LAN interface type
Fast Ethernet
Ethernet LAN data rates
10,100 Mbit/s
Supported network protocols
SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, FTP/TFTP/HTTP/HTTPS
Quality of Service (QoS) support
Yes
Networking standards
IEEE 802.3af

Audio

Speakerphone
Yes
Voice codecs
CNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC

Camera

Front camera
No

Packaging content

Number of handles included
1 pc(s)
Manual
Yes
Cables included
LAN (RJ-45)

Performance

Dual-Tone Multi-Frequency (DTMF) modes
In-band, Out-of band, SIP info

Design

Product type
IP Phone
Product colour
Black
Handset type
Wired handset
Wall mountable
Yes
Mounting
Desk/Wall

Management features

Integrated voicemail
Yes
Volume control
Digital
Number of programmable keys
6

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