Yealink SIP-T31G Administrator's Guide

Phone Customization
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Phone Customization
You can make the IP phone more personalized by customizing various settings.
Topics
Language
Contrast
Wallpaper
Transparency
Screen Saver
Backlight
Label Length for Line Key Display
Label Alignment for Line/Ext Key Display
Page Switch Key
Page Tips
Time and Date
Idle Clock Display
Logo Customization
Call Display
Display Method on Dialing
Key As Send
Softkey Layout
Input Method
Notification Popups
Power LED Indicator
Bluetooth
Handset/Headset/Speakerphone Mode
DSS Keys
Enhanced DSS Keys
Power Saving
Search Source List in Dialing
Recent Call Display in Dialing
Icon Customization
Warnings Display
Out of Service
Language
Yealink phones support multiple languages. Languages used on the phone user interface and web user interface
can be specified respectively as required.
Topics
Supported Languages
Language Display Configuration
Language for Phone Display Customization
Language for Web Display Customization
Supported Languages
You can ask the distributor or Yealink FAE for language packs. You can also obtain the language packs online:
http://support.yealink.com/documentFront/forwardToDocumentFrontDisplayPage.
The following table lists available languages and associated language packs supported by the phone user inter-
face and the web user interface.

Yealink SIP-T31G Specifications

General

Mounting kit	Yes
Number of handles included	1 pc(s)
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	G.722, G.729, AGC, G.729A, AJB, PLC, G.711Mu, VAD, G.711a, G.723.1, G.726, iLBC, CNG, OPUS
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	3 W
Lines quantity	2 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	2
Sustainability certificates	RoHS, REACH
Networking standards	IEEE 802.3af, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	188 mm
Height	162 mm
Package depth	210 mm
Package width	213 mm
Package height	103 mm