Yealink SIP-T42G User Manual

Customizing Your Phone
65
To enable dual headset via web user interface:
1. Click on Features->General Information.
2. Select Enabled from the pull-down list of Dual-Headset.
3. Click Confirm to accept the change.
Note
E911 (Enhanced 911) is a location technology that enables the called party to identify
the geographical location of the calling party. For example, if a caller makes an
emergency call to E911, the feature extracts the caller's information for the police
department to immediately identify the caller's location.
The system administrator configures geographical location for users on the Skype for
Business Server. After user signs in, the geographical location is downloaded to the
phone. If geographical location is not provisioned by the server, an E911 location tip will
appear to prompt the user that the location of the phone is not set.
To configure E911 location tip via web user interface:
1. Click on Features->General Information.
2. Select desired value from the pull-down list of E911 Location Tip.
Depending on your selection:
Dual headset is configurable via web user interface only.

Yealink SIP-T42G Specifications

General

Power requirements	100-240V, DC 5V
Power over Ethernet (PoE)	Yes
Touchscreen	-
Display diagonal	2.7 \
Display resolution	192 x 64 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Voice codecs	G.711, G.723, G.729A, G.729B
Bluetooth	No
RJ-9 ports quantity	2
Ethernet LAN (RJ-45) ports	1
Storage temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Grey
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	189 mm