Yealink SIP-T52S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
334
Details of Configuration Parameters:
Parameters
Permitted Values
Default
features.call_out_history_by_off_hook.enable
0 or 1
0
Description:
Enables or disables the IP phone to automatically dial out the selected entry from call
history list once you go off hook or press the Speakerphone/off-hook key.
0-Disabled
1-Enabled
Web User Interface:
None
Phone User Interface:
None
features.call_out_directory_by_off_hook.enable
0 or 1
0
Description:
Enables or disables the IP phone to automatically dial out the selected contact from
Directory once you press the off-hook key.
0-Disabled
1-Enabled
Note: It is only applicable to CP920 IP phones.
Web User Interface:
None
Phone User Interface:
None
Directory List
Users can access frequently used directory lists by pressing the Directory/Dir soft key when the
IP phone is idle. The lists can be Local Directory, Favorite Directory (only applicable to CP860
/CP920 IP phones), History, Remote Phone Book and LDAP. The desired lists can be added to
Directory using a directory file (favorite_setting.xml).
Note
The LDAP list is hidden by default. To configure the LDAP list, you should enable LDAP feature
first. For more information, refer to Lightweight Directory Access Protocol (LDAP) on page 591.

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