Yealink SIP-T27P User Manual

Customizing Your Phone
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3. Press or , or the Switch soft key to select the desired value from the Active Level
field.
4. Press the Save soft key to accept the change or the Back soft key to cancel.
Backlight is configurable via web user interface at the path Settings->Preference.
Contrast
You can configure the LCD screen contrast of EXP20 or SIP-T27P to a comfortable level. Ensure
EXP20 has been connected to the phone before configuration. The intensity of contrast ranges
from 1 to 10 and the highest intensity is 10.
To configure the contrast via phone user interface:
1. Press Menu->Settings->Basic Settings->Display->Contrast.
To configure the LCD screen contrast of EXP20, ensure it has been connected to the phone
before configuration.
2. Press or , or the Switch soft key to increase or decrease the intensity of contrast.
The default contrast level is “6”.
3. Press the Save soft key to accept the change or the Back soft key to cancel.
Contrast is configurable via web user interface at the path Settings->Preference.
Language
The default language of the phone user interface is English. If the language of your web browser
is not supported by the phone, the web user interface will use English by default. You can

Yealink SIP-T27P Specifications

General

Handset type	Wired handset
Product type	IP Phone
Product color	Cappuccino, Black
Backlight keypad	Yes
Volume control	Digital
Base station keys	36
Number of programmable keys	8
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Voice codecs	G.722, G.726, G.711, G.729, G.711a, G.729A, iLBC, G.729B
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
Networking standards	IEEE 802.1p, IEEE 802.3af, IEEE 802.1x, IEEE 802.1Q
RJ-9 ports quantity	2
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm
Package depth	225 mm
Package width	300 mm
Package height	118 mm