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Yealink SIP-T54S User Manual

Yealink SIP-T54S
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Advanced Phone Features
215
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.
To retrieve the held call on phone A:
1. Press the line key with the slow-flashing green LED indicator, or the Resume soft key
on the phone A.
The conversation between phone A and phone C is retrieved.
To retrieve the held call on phone B:
1. Press the line key with the slow-flashing red LED indicator on phone B.
The conversation is established between phone B and phone C, phone A disconnects the
call.
Messages
Short Message Service (SMS)
You can send and receive text messages using the SIP-T54S media IP phone. New text messages
can be indicated both acoustically and visually. When receiving a new text message, the phone
will play a warning tone. The power indicator LED will slowly flash red, and the LCD screen will
prompt “n New Text Message(s)” (“n” indicates the number of unread text messages. e.g., 1 New
Text Message(s)) and an icon .
Note
When the phone receives a text message, the text message prompt window will pop up by
default, if you want to disable the feature, contact your system administrator for more
information.

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Yealink SIP-T54S Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Wall mountableYes
Wi-Fi-
Bluetooth version2.1+EDR
Ethernet LAN interface typeGigabit Ethernet
Display diagonal4.3 \
Display resolution480 x 272 pixels
Lines quantity16 lines
Phonebook capacity1000 entries
Number of VoIP accounts16
AC adapter input voltage100 - 240 V
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Voice codecsG.722, G.723, G.723.1, G.726, G.729B, OPUS, iLBC
Front cameraNo
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)
Operating system installedLinux
Weight and Dimensions IconWeight and Dimensions
Depth218.8 mm
Width233 mm
Height172.6 mm

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