Yealink T40G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series IP Phones
164
T42S/T41S/T27G:
Menu->Settings->Basic Settings->Bluetooth->Bluetooth (On)->Edit My Device
Information->Device Name
[1]
If you change this parameter, the IP phone will reboot to make the change take effect.
Handset/Headset/Speakerphone Mode
Yealink IP phones support three ways to place/answer a call: using the handset, using the headset or
using the speakerphone. You can disable the infrequently used audio device as required.
Topic
Handset/Headset/Speakerphone Mode Configuration
Handset/Headset/Speakerphone Mode Configuration
The following table lists the parameters you can use to configure handset/headset/speakerphone mode.
Parameter
features.speaker_mode.enable
<y0000000000xx>.cfg
Description
It enables or disables the phone’s speakerphone mode.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
features.handset_mode.enable
<y0000000000xx>.cfg
Description
It enables or disables the phone’s handset mode
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
features.group_listen_in_talking_enable
<y0000000000xx>.cfg
Description
It enables or disables the IP phone to enter into the group listening mode by pressing
the Speakerphone key when you first answer the call using the handset.
Note: The audio is sent only through the handset. So you are able to speak and listen
through the handset, but you can only listen through the speaker.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
features.headset_mode.enable
<y0000000000xx>.cfg

Yealink T40G Specifications

General

SIP Accounts	3
Wall Mountable	Yes
Opus Codec	No
Display	2.3 inch 132x64-pixel graphical LCD
Network	Dual-port Gigabit Ethernet
PoE	Yes
Headset Support	Yes, RJ9 port
Power Adapter	Optional
Voice Codecs	G.722, G.711(A/μ), G.729AB, G.726
Local Phonebook	1000 entries