Yealink SIP T42U IP phone Grey LCD Wi-Fi

Sound and Hear with Remarkable Clarity

Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance.

Efficient Deployment and Management

Yealink T4U series supports effortless mass deployment and Zero Touch Provisioning with Yealink's Redirection and Provisioning Service (RPS) and Boot mechanism, making the device management labor-saving and efficient for the administrators.

Dual USB Ports for Flexible Expansion Choices
Bluetooth/Wi-Fi/Wireless Headset Dongles
With the optional USB dongles, the T42U can be enabled of the features including Bluetooth and Wi-Fi or connecting to a compatible wireless headset.

Product type	IP Phone
Handset type	Wireless handset
Product colour	Grey
Device lock	Yes
Wall mountable	Yes
Mounting	Desk/Wall
Redialing	Yes
Caller ID	Yes
Phonebook capacity	1000 entries
Call waiting	Yes
Distinctive ring	Yes
Speed dialling	Yes
Call hold	Yes
Call forwarding	Yes
Conference call	Yes
Do not disturb function	Yes
Call park	Yes
Call pick up	Yes
Anonymous call	Yes
Anonymous call rejection	Yes
Full duplex	Yes
Direct call	Yes
Number of VoIP accounts	12
Call transfer	Yes
Call history	Yes
Integrated voicemail	No
Number of programmable keys	6
Number of function keys	5
Display	LCD
Display diagonal	6.86 cm (2.7")
Display resolution	192 x 68 pixels
Rear camera	Yes
Ethernet LAN	Yes
Ethernet LAN interface type	Gigabit Ethernet
Wi-Fi	Yes
Bluetooth	Yes
Supported network protocols	IPv4/IPv6, SIP v1 (RFC2543), v2 (RFC3261), UDP/TCP/DNS-SRV (RFC 3263)
Quality of Service (QoS) support	Yes
Security algorithms	256-bit AES, HTTPS, TLS, WPA2, WPA3
Networking standards	IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1x, IEEE 802.3af
USB 2.0 ports quantity	2
Ethernet LAN (RJ-45) ports	2
RJ-9 ports quantity	2
AC adapter input voltage	100 - 240 V
Input frequency	50/60 Hz
AC adapter output voltage	5 V
AC adapter output current	1.2 A
Power consumption (typical)	2.2 W
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95%
Width	212 mm
Depth	189 mm
Height	175 mm
Package width	627 mm
Package depth	256 mm
Package height	235 mm
Package weight	63 kg
Number of handles included	1 pc(s)