Yealink SIP-T27G User Manual

User Guide for the SIP-T27G IP Phone
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For multiple numbers, enter a comma between every two numbers.
4. Click Confirm to accept the change.
When DND is activated on the phone, the phone can still receive incoming calls from the
numbers specified in the DND Authorized Numbers field.
Note
To deactivate DND in phone mode:
1. Press the DND soft key when the phone is idle.
To deactivate DND in custom mode:
1. Press the DND soft key when the phone is idle.
2. Press or to select the desired account and then press the Enter soft key.
3. Press or , or the Switch soft key to select Disabled from the DND Status field.
If you want to deactivate DND for all accounts, press the All Lines soft key.
4. Press the Save soft key to accept the change.
DND authorized number is configurable via web user interface only.
When the phone misses a call, a prompt window will pop up by default. If you want to disable the
feature, contact your system administrator for more information.
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Yealink SIP-T27G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Gold
Wall mountable	Yes
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
RJ-9 ports quantity	2
USB 2.0 ports quantity	1
Voice codecs	CNG, G.711, G.722, G.723.1, G.726, G.729, G.729ab, VAD, iLBC
Dual-Tone Multi-Frequency (DTMF) modes	SIP info
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Bluetooth	-
Security algorithms	AES, MD5
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Volume control	Digital
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm