Yealink SIP-T52S User Manual

Advanced Phone Features
185
During the conference, if any party in the conference call presses the HOLD key or the Hold soft
key, two-way voice can be heard between the remaining parties. If boss or secretary press the
End Call soft key, the remaining parties are still connected. If the other party (not the shared line
party) press the End Call soft key, the conference call is ended.
If there is only one active call on the shared line, do the following:
Procedure:
Role
You can do…
Status
Boss
Long press the line key.
The Cancel, Call Pull, New Call and
Barge In soft keys appear on the LCD
screen.
Press the Barge In soft key to interrupt
the active call.
Barge in the call between
secretary and the third party.
A conference call is set up with
the secretary and the third party
in the active call.
Secretary
Barge in the call between boss
and the third party.
A conference call is set up with
the boss and the third party in
the active call.

Yealink SIP-T52S Specifications

General

Touchscreen	-
Display diagonal	2.8 \
Backlight display	Yes
Display resolution	320 x 240 pixels
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
Bluetooth version	2.1+EDR
Security algorithms	802.1x RADIUS, HTTPS, MD5
Ethernet LAN interface type	Gigabit Ethernet
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	G.722, G.723, G.723.1, G.726, OPUS, iLBC
Volume control	Digital
Operating temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Front camera	No
Operating system installed	Linux

Weight and Dimensions

Depth	212 mm
Width	211.6 mm
Height	166.8 mm