Yealink SIP-T38G Manual

Gigabit Color IP Phone Using the Advanced Phone Functions
To update the firmware manually via Web interface:
1) Choose Phone->Upgrade, click the Browser button to select the firmware file in
your local computer.
2) Click Upgrade button to update the new firmware.
To update the firmware automatically refer to “Auto Provision”.
If the phone upgrade failed, the phone interface will show as below, you can obtain the
IP address and then you can upgrade again via web interface.
1) Enter the IP address in the Web browser.
2) Enter into the upgrade interface.
3) Choose the firmware to upgrade again, or input the URL which is the firmware’s
server address.
4) Click the Upgrade or Confirm button to upgrade.

Yealink SIP-T38G Specifications

General

Expansion module support	Yes
Ethernet LAN (RJ-45) ports	2
Keypad number of keys	48
Touchscreen	-
Display resolution	480 x 272 pixels
Display number of colors	16.78 million colors
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Voice codecs	G.711, G.722, G.723.1, G.726
Bluetooth	No
Security algorithms	802.1x RADIUS, HTTPS, SSL/TLS
AC adapter input voltage	100 - 240 V
AC adapter output voltage	5 V
Power consumption (typical)	4.6 W
Operating relative humidity (H-H)	10 - 95 %
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Compliance industry standards	IEEE 802.3af
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	204 mm
Width	273 mm
Height	42 mm
Weight	1050 g