Yealink SIP-T52S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
510
Parameter
Permitted Values
Default
Phone User Interface:
None
To configure recent call in dialing via web user interface:
1. Click on Directory->Setting.
2. Select the desired value from the pull-down list of Recent Call In Dialing.
3. Click Confirm to accept the change.
ReCall
ReCall, also known as last call return, allows users to place a call back to the last caller. Recall is
implemented on IP phones using a recall key. When you press the recall key, you will place a
call to the phone number that last called you.
Procedure
Recall key can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Assign a recall key.
Parameters:
linekey.X.type/
programablekey.X.type/
expansion_module.X.key.Y.type
linekey.X.label/

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