Yealink SIP-T27P User Manual

User Guide for the SIP-T27P IP Phone
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Dependencies: Type (Key Event)
Key Type (SMS)
Label (key label displayed on the LCD screen)
Usage: Press the SMS key when the phone is idle to access text message.
Group Listening
You can use this key feature to activate the Speakerphone and Handset/Headset mode at the
same time. It is suitable for the group conversations which have more than one person present
at one end. You are able to speak and listen through the handset/headset, while the others
nearby can only listen through the speaker.
Dependencies: Type (Key Event)
Key Type (Group Listening)
Label (key label displayed on the LCD screen)
Usage:
1. During a call, press the Group Listening key to activate the group listening mode.
You can then speak and listen through the handset/headset, while other people at your
side can only listen through the speaker at the same time.
2. Press the Group Listening key again to deactivate the group listening mode.
Zero Touch
You can use this key feature to quickly configure auto provision and network parameters.
Dependencies: Type (Key Event)
Key Type (Zero Touch)
Label (key label displayed on the LCD screen)
Usage:
1. Press the Zero Touch key to access the zero touch screen.
2. Press the OK soft key within a few seconds.
3. Configure the network parameters in the corresponding fields.
4. Press the Next soft key.
5. Configure the auto provision parameters in the corresponding fields.
6. Press the OK soft key.
The phone will reboot to update configurations.
URL
You can use this key feature to trigger the phone to send an HTTP GET request containing a
specific URL.
Dependencies: Type (URL)
Label (key label displayed on the LCD screen)
Value (the URL contained in the HTTP GET request)

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