Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
297
Configure a send tone or key tone.
Navigate to:
http://<phoneIPAddress>/servlet?
p=features-audio&q=load
Phone User Interface
Configure a send key.
Configure a key tone.
Details of Configuration Parameters:
Parameters
Permitted Values
Default
features.key_as_send
0, 1 or 2
1
Description:
Configures the "#" or "*" key as the send key.
0-Disabled
1-# key
2-* key
If it is set to 0 (Disabled), neither “#” nor “*” can be used as the send key.
If it is set to 1 (# key), the pound key is used as the send key.
If it is set to 2 (* key), the asterisk key is used as the send key.
Web User Interface:
Features->General Information->Key As Send
Phone User Interface:
Menu->Features->Others->General->Key As Send
features.key_tone
0 or 1
1
Description:
Enables or disables the IP phone to play a key tone when a user presses the keypad on pre-
dialing or dialing screen.
0-Disabled
1-Enabled
Web User Interface:
Features->Audio->Key Tone
Phone User Interface:
Menu->Basic->Sound->Key Tone
features.send_key_tone
0 or 1
1

Yealink SIP-T52S Specifications

General

Touchscreen	-
Display diagonal	2.8 \
Backlight display	Yes
Display resolution	320 x 240 pixels
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
Bluetooth version	2.1+EDR
Security algorithms	802.1x RADIUS, HTTPS, MD5
Ethernet LAN interface type	Gigabit Ethernet
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	G.722, G.723, G.723.1, G.726, OPUS, iLBC
Volume control	Digital
Operating temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Front camera	No
Operating system installed	Linux

Weight and Dimensions

Depth	212 mm
Width	211.6 mm
Height	166.8 mm