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Yealink SIP-T53W Administrator's Guide

Yealink SIP-T53W
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Using Handsets with T57W/T54W/T53W/T53 Phones
135
Shared Contact File Elements and Attributes
The following table lists the elements and attributes you can use to add contacts in the shared contact file. We
recommend that you do not edit these elements and attributes.
Elements Attributes Description
Contact
display_name
Specify the contact name.
Note: The contact name cannot be blank or duplicated.
office_number Specify the office number.
mobile_number Specify the mobile number.
other_number Specify the other number.
line Do not modify this attribute and value.
ring Do not modify this attribute and value.
default_photo Do not modify this attribute and value.
selected_photo Do not modify this attribute and value.
group_id_name Do not modify this attribute and value.
Customizing Shared Contact File
1.
Open the shared contact file.
2.
To add a contact, add <contact display_name="" office_number="" mobile_number="" other_number="" line="-
1" ring="Auto" default_photo="Default:default_contact_image.png" selected_photo="0" group_id_name="All
Contacts"/ > to the file. Each starts on a new line.
3.
Specify the values within double quotes.
For example:
<contact display_name="Lily"office_number="1020" mobile_number="1021" other_number="1112"/ >
<contact display_name="Tom" office_number="2020" mobile_number="2021" other_number="2112"/ >
4.
Save the changes and place this file to the provisioning server.
Satellite Mode
Yealink desk phone can be bound with a handset. The handset can share the line and contacts with the phone. The
call can be shifted between the phone and handset.
Important: Satellite mode is available only when one handset is registered to the phone.
The following is an example of receiving an incoming call:

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Yealink SIP-T53W Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP mobile phone
Product colorGray
Keypad illuminationYes
Wi-Fi standards802.11a, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.2
Security algorithmsAES, HTTPS, SIPS
Networking standardsIEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface typeGigabit Ethernet
Supported network protocolsFTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Lines quantity8 lines
Phonebook capacity1000 entries
Number of VoIP accounts12
AC adapter input voltage100 - 240 V
AC adapter output current1.2 A
AC adapter output voltage5 V
Power consumption (typical)2.3 W
Volume controlButtons
Number of programmable keys8
Storage temperature (T-T)-30 - 70 °C
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 95 %
Display diagonal3.7 \
Display resolution360 x 160 pixels
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Number of DECT wireless handsets4
Voice codecsG.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC
Weight and Dimensions IconWeight and Dimensions
Depth210.6 mm
Width212 mm
Height174.5 mm

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