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Yealink SIP-T52S User Manual

Yealink SIP-T52S
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Advanced Phone Features
191
Procedure:
Role
You can do…
Status
Phone A
Press the OK key, Speakerphone key
or the Answer soft key.
Phone B stops ringing. The LED
indicator of the line key on the
phone A glows green. In the
meanwhile, the LED indicator of the
line key on the phone B glows red
indicating that there is an active call
on the phone A.
Phone B
Phone A stops ringing. The LED
indicator of the line key on the
phone B glows green. In the
meanwhile, the LED indicator of the
line key on the phone A glows red
indicating that there is an active call
on the phone B.
Placing a Call on Hold
Procedure:
Role
You can do…
Status
Phone A
Press the HOLD key or the Hold soft key.
The line key LEDs on phone A
slowly flash green and on phone
B slowly flash red when the
bridged line call is placed on
hold.
Phone B
The line key LEDs on phone B
slowly flash green and on phone
A slowly flash red when the
bridged line call is placed on
hold.
Retrieving a Held Call
If there is a held call between phone A and phone C, you can retrieve a held call on either phone
A or phone B.

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Yealink SIP-T52S Specifications

General IconGeneral
Touchscreen-
Display diagonal2.8 \
Backlight displayYes
Display resolution320 x 240 pixels
Lines quantity16 lines
Phonebook capacity1000 entries
Number of VoIP accounts12
AC adapter input voltage100 - 240 V
Bluetooth version2.1+EDR
Security algorithms802.1x RADIUS, HTTPS, MD5
Ethernet LAN interface typeGigabit Ethernet
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Voice codecsG.722, G.723, G.723.1, G.726, OPUS, iLBC
Volume controlDigital
Operating temperature (T-T)-10 - 40 °C
Operating relative humidity (H-H)10 - 95 %
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Front cameraNo
Operating system installedLinux
Weight and Dimensions IconWeight and Dimensions
Depth212 mm
Width211.6 mm
Height166.8 mm

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