Yealink SIP-T53W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Group 1:
features.ms.1.slave_handset_number = 2
features.ms.1.mode = 0
After provisioning, users cannot switch the active call between the phone and handset. Only the device which is dur-
ing the call can initiate a new call. If users not in a call try to initiate a call on the phone/handset, the phone/handset
screen will prompt "Path Busy".
Group 2:
features.ms.1.slave_handset_number = 4
features.ms.1.mode = 1
After provisioning, when the handset is during the call, users can retrieve the call after off-hook on the phone. When
the phone is during the call, users can push the call to the handset.
Repeater Settings Parameters
Parameter
static.base.repeater_mode.enable
[1]
<y0000000000xx>.cfg
Description
It configures the repeater mode to extend the radio coverage of the phone.
Permitted
Values
0-Off
1-RT10/RT20
2-RT30
Default
0
Phone UI
T57W/T54W:
Menu > DECT Settings > Repeater > Repeater Mode
T53W/T53:
Menu > Settings > DECT Settings > Repeater > Repeater Mode

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