Yealink SIP-T27P User Manual

Basic Call Features
105
If you activate DND for the default account, the associated line icon will change to , and
the icon will appear on the status bar.
If you activate DND for the non-default account, only the associated line icon will change
to .
If you activate DND for all accounts, all line icons will change to , and the icon will
appear on the status bar.
Note
You can receive incoming calls from authorized numbers when DND is activated.
To configure the DND authorized numbers via web user interface:
1. Click on Features->Forward&DND.
2. Select Enabled from the pull-down list of DND Emergency.
3. Enter the numbers in the DND Authorized Numbers field.
When DND and busy forward are both activated for a specific account, calls to the specific
account will be sent to the configured destination number. For more information on call forward,
refer to Call Forward on page 107.

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