Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
557
Parameters
Permitted Values
Default
Description:
Configures the channel mode when an incoming intercom call is answered.
0-Speaker Mode
1-Headset Mode
Note: If you want to use a headset, physically connect your headset and activate the
headset mode for use. It is not applicable to CP860/CP920 IP phones.
Web User Interface:
None
Phone User Interface:
None
To configure intercom via web user interface:
1. Click on Features->Intercom.
2. Select the desired values from the pull-down lists of Allow Intercom, Intercom Mute,
Intercom Tone and Intercom Barge.
3. Click Confirm to accept the change.
To configure intercom via phone user interface:
1. Press Menu->Features->Intercom.
2. Press or , or the Switch soft key to select the desired values from the Intercom
Allow, Intercom Mute, Intercom Tone and Intercom Barge fields.
3. Press the Save soft key to accept the change.
Call Timeout
Call timeout defines a specific period of time within which the IP phone will cancel the dialing if
the call is not answered.

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