Yealink SIP-T53W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Phone UI
Menu > Features > DSS Keys > Line Key X > Label
Parameter
linekey.X.extension
[1]
<y0000000000xx>.cfg
Descrip-
tion
For multicast paging:
It configures the channel of the multicast paging group.
For the BLF/BLF list/intercom feature:
It configures the pickup code.
Note: It is only applicable when “linekey.X.type” is set to 14, 16, 24 or 39.
Permitted
Values
For multicast paging:
0 to 31
For the BLF/BLF list/intercom feature:
String within 256 characters
Default
Blank
Supported
Devices
All phones except T19(P) E2 and CP920
Web UI
Dsskey > Line Key > Line KeyX > Extension
Phone UI
Menu > Features > DSS Keys > Line Key X > Channel or
Menu > Features > DSS Keys > Line Key X > PIN/ID or
Menu > Features > DSS Keys > Line Key X > Extension
Parameter
linekey.X.xml_phonebook
[1]
<y0000000000xx>.cfg
Descrip-
tion
It specifies a specific group/phone book when multiple groups/phone books are configured on the
phone.
For example, both Remote Phone Book 1 “Sell” and Remote Phone Book 2 “Market” are configured on
the phone, you can configure “linekey.X.xml_phonebook = 0” to specify the Remote Phone Book 1
“Sell” for the specific line key. The user can press this line key to access the Remote Phone Book 1
“Sell”.
Note: It is only applicable when “linekey.X.type” is set to 22 or 45.
Permitted
Values
Integer from 0 to 48
Default
0
Supported
Devices
All phones except T19(P) E2 and CP920
Web UI
Dsskey > Line Key > Line KeyX > Line
Parameter
features.flash_url_dsskey_led.enable <y0000000000xx>.cfg
Descrip-
tion
It enables or disables the LED indicator of the URL DSS key.
The LED indicator behavior depends on the response message from the server when you press the
URL DSS key on the phone.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Supported
Devices
All phones except T19(P) E2 and CP920

Yealink SIP-T53W Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP mobile phone
Product color	Gray
Keypad illumination	Yes
Wi-Fi standards	802.11a, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.2
Security algorithms	AES, HTTPS, SIPS
Networking standards	IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Power consumption (typical)	2.3 W
Volume control	Buttons
Number of programmable keys	8
Storage temperature (T-T)	-30 - 70 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	3.7 \
Display resolution	360 x 160 pixels
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Number of DECT wireless handsets	4
Voice codecs	G.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC

Weight and Dimensions

Depth	210.6 mm
Width	212 mm
Height	174.5 mm