Yealink SIP-T27G User Manual

User Guide for the SIP-T27G IP Phone
70
Headset Use
If you want to use a wired headset, physically connect your headset to the phone and activate
the headset mode for use. For more information on physically connecting a headset, refer to
Phone Installation on page 16.
If you want to use a wireless headset, insert the Bluetooth USB dongle into the USB port at the
back of the IP phone. For more information on using a Bluetooth headset, refer to Bluetooth Headset
on page 72.
This section provides an introduction to wired headset use.
Note
Headset Mode Activation/Deactivation
To activate the headset mode:
1. Press on the phone.
The HEADSET key LED illuminates solid green.
Press the line key or the Answer soft key to answer an incoming call. The call will be
connected to your headset automatically.
Enter the desired number and then press the Send soft key, the phone will then place a call
using the headset automatically. For more information on using the headset to place a call,
refer to Placing Calls on page 100.
To deactivate the headset mode:
1. Press again on the phone.
The HEADSET key LED goes out.
Headset Prior
You can use headset in priority when headset prior feature is enabled. This feature is especially
useful for permanent or full-time headset users.
If both a Bluetooth headset and a wired headset are connected, only the Bluetooth headset can
be used.
To use headset, make sure the headset mode is enabled. 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