Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
291
Call State
Default Soft Keys
Optional Soft Keys
NewCall
End Call
Answer
Reject
Join（only applicable to
CP920）
Held
Empty
Empty
Empty
End Call
Empty
Switch
Answer
Reject
NewCall
Join（only applicable to
CP920）
PreTrans (Transfer
To, not applicable
to SIP-T48G/S IP
phones)
Transfer
IME
Delete
End Call
Empty
Directory
Switch
Send
Conferenced
Empty
Hold
Split
End Call
Empty
Switch
Answer
Reject
Mute
Manager
RTP Status
Conference (only
applicable to CP920)
Join (only applicable to
CP920)
ConferenceMana
ger(only
applicable to
CP920)
Empty
RTP Status
Split
FarHold
Conf Far Mute
Conf Remove
Split All
Back
When editing a softkey layout template, learn the following:
 <Call States> indicates the start of a template and </Call States> indicates the end of a
template. For example, <CallFailed></CallFailed>.
 <Disable> indicates the start of the disabled soft key list and </Disable> indicates the
end of the soft key list. The disabled soft keys are not displayed on the LCD screen.

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