Yealink SIP-T33P Administrator's Guide

Phone Customization
234
Parameter
phone_setting.incoming_call.horizontal_roll_interval <y0000000000xx>.cfg
Description
It configures the interval (in milliseconds) for the phone to horizontally scroll the caller information
when the phone is ringing.
Permitted
Values
Integer from 100 to 2000
Default
500
Supported
Devices
All phones except CP920
Parameter
account.X.update_ack_while_dialing
[1]
<MAC>.cfg
Description
It enables or disables the phone to update the display of call ID according to the ACK message.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Parameter
account.X.refresh_remote_id.enable
[1]
<MAC>.cfg
Description
It enables or disables the phone to update the identity of the caller according to the request message
from the remote party.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
sip.disp_incall_to_info
[2]
<y0000000000xx>.cfg
Description
It enables or disables the phone to display the identity contained in the To field of the INVITE message
when it receives an incoming call.
Permitted
Values
0-Disabled
1-Enabled
Default
0
[1]
X is the account ID. For T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G, X=1-16; for
T53W/T53/T43U/T42G/T42U/T42S, X=1-12; for T41P/T41S/T27G, X=1-6; for T33P/T33G, X=1-4; for
T40P/T40G/T23P/T23G, X=1-3; for T31P/T31G/T31/T21(P) E2, X=1-2; for T30P/T30/T19(P) E2/CP920, X=1.
[2]
If you change this parameter, the phone will reboot to make the change take effect.
Display Method on Dialing
When the phone is on the pre-dialing or dialing screen, the account information will be displayed on the phone
screen.

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