Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
295
Parameters
Permitted Values
Default
None
custom_softkey_dialing.url
URL within 511 characters
Blank
Description:
Configures the access URL of the custom file for the soft key presented on the LCD screen
when in the Dialing state.
Example:
custom_softkey_dialing.url = http://192.168.1.20/XMLfiles/Dialing.xml
During the auto provisioning process, the IP phone connects to the provisioning server
“192.168.1.20”, and downloads the Dialing state file from the “XMLfiles” directory.
Note: It is not applicable to SIP-T48G/S IP phones.
Web User Interface:
None
Phone User Interface:
None
custom_softkey_ring_back.url
URL within 511 characters
Blank
Description:
Configures the access URL of the custom file for the soft key presented on the LCD screen
when in the RingBack state.
Example:
custom_softkey_ring_back.url = http://192.168.1.20/XMLfiles/RingBack.xml
During the auto provisioning process, the IP phone connects to the provisioning server
“192.168.1.20”, and downloads the RingBack state file from the “XMLfiles” directory.
Web User Interface:
None
Phone User Interface:
None
custom_softkey_talking.url
URL within 511 characters
Blank
Description:
Configures the access URL of the custom file for the soft key presented on the LCD screen
when in the Talking state.
Example:
custom_softkey_talking.url = http://192.168.1.20/XMLfiles/Talking.xml

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