Yealink SIP-T40G User Manual

User Guide for T4 Series IP Phones
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Procedure:
1. Click Settings->Preference.
2. In the Upload Ringtone field, click Browse to choose a ring tone file (the file format must
be *.wav) from your local system.
3. Click Upload.
The custom ring tone you uploaded appears in the Ring Type field.
You can only delete the custom ring tone by clicking Del when selecting the desired custom
ring tone in the Ring Type field.
Note
Configuring the Key Tone
If you enable key tone, the phone will produce a sound when you use the dialpad.
Procedure:
1. Navigate to Menu->Basic->Sound->Key Tone.
For the SIP-T42S/T42G/T41S/T41P/T40G/T40P IP phone, navigate to
Menu->Settings->Basic Settings->Sound->Key Tone.
The priority of ring tone for an incoming call on the phone is as follows:
Contact ring tone (refer to You can store up to 1000 contacts and 48 groups in your phone’s
local directory, allowing you to edit, delete, search or simply dial a contact from the local
directory.
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Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm