Yealink SIP-T33P Administrator's Guide

Using Handsets with T57W/T54W/T53W/T53 Phones
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If you change this parameter, the phone will reboot to make the change take effect.
Handset Settings Parameters
Parameter
custom.handset.eco_mode.enable <y0000000000xx>.cfg
Description
It enables or disables the eco mode to greatly reduce the transmission power and signal output when
the phone is in the talk mode.
Permitted
Values
-1-Do not modify the handset configuration (Keep the original configuration of the handset).
0-Disabled
1-Enabled
Default
-1
Supported
Devices
All handsets except DD phones
Handset UI
OK > Settings > System Settings (Basic Settings) > Eco Mode
Parameter
custom.handset.color_scheme <y0000000000xx>.cfg
Description
It configures the color scheme of the handset.
Note: It will take effect on all handsets that are registered on the same phone. It works only if the value
of the parameter “static.auto_provision.handset_configured.enable” is set to 1 (Enabled).
Permitted
Values
-1-Do not modify the handset configuration (Keep the original configuration of the handset).
0-Color scheme 1
1-Color scheme 2
Default
-1
Supported
Devices
W52H
Handset UI
OK > Settings > Display > Color Schemes
Parameter
custom.handset.missed_call_notify_light.enable <y0000000000xx>.cfg
Description
It enables or disables the message key LED to flash red when the handset misses a call.
Note: It will take effect on all handsets that are registered on the same phone. It works only if “stat-
ic.auto_provision.handset_configured.enable” is set to 1 (Enabled).
Permitted
Values
-1-Do not modify the handset configuration (Keep the original configuration of the handset).
0-Disabled
1-Enabled
Default
-1
Supported
Devices
W52H
Handset UI
OK > Settings > Display > Notification Light > Missed Call
Parameter
custom.handset.voice_mail_notify_light.enable <y0000000000xx>.cfg
Description
It enables or disables the message key LED to flash when the handset receives a voice mail.
Note: It will take effect on all handsets that are registered on the same phone. It works only if “stat-
ic.auto_provision.handset_configured.enable” is set to 1 (Enabled).
Permitted
-1-Do not modify the handset configuration (Keep the original configuration of the handset).

Yealink SIP-T33P Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Operating system installed	Linux
Lines quantity	4 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	4
Volume control	Buttons
Number of function keys	5
Display diagonal	2.4 \
Display resolution	320 x 240 pixels
Voice codecs	AGC, AJB, CNG, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, PLC, VAD, iLBC
Security algorithms	AES, HTTPS
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
RJ-9 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
Power consumption (typical)	3 W
Power consumption (Power over Ethernet (PoE))	5 W
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	186 mm
Width	212 mm
Height	146 mm