Yealink SIP-T27G User Manual

Customizing Your Phone
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The LCD screen prompts “Delete all the call records?”.
5. Press the OK soft key to confirm the deletion or the Cancel soft key to cancel.
Disabling History Record
To disable history record via phone user interface:
1. Press Menu->Features->History Setting.
2. Press or , or the Switch soft key to select Disabled from the History Record
field.
3. Press the Save soft key to accept the change or the Back soft key to cancel.
Search Source List in Dialing
You can search for a contact from the desired lists when the phone is on the dialing screen. The
lists can be Local Directory, History, Remote Phone Book and LDAP.
Note
To configure search source list in dialing via web user interface:
1. Click on Directory->Setting.
2. In the Search Source List In Dialing block, select the desired list from the Disabled column
and click .
The selected list appears in the Enabled column.
LDAP is disabled by default. For more information, contact your system administrator.
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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