Yealink SIP- T28P User Manual

Customizing Your Phone
45
3. Enter the name and the office, mobile or other numbers in the corresponding fields.
4. Press or , or the Switch soft key to select the desired account from the
Account field.
If Auto is selected, the phone will use the first available account when placing calls
to the contact from the blacklist.
5. Press the Add soft key to accept the change or the Back soft key to cancel.
To add a contact to the blacklist from the local directory:
1. Press the Directory soft key.
The IP phone enters the local directory directly as there is only Local Directory
enabled in the directory by default.
If Local Directory is removed from the directory, press Menu->Directory->Local
Directory to enter the local directory.
2. Press the Enter soft key.
If the groups have been added to the local directory, select the desired group and
then press the Enter soft key.
3. Press or to select the desired contact.
4. Press the Option soft key and then select Add to Blacklist from the prompt list.

Yealink SIP- T28P Specifications

General

Expansion module support	Yes
Ethernet LAN (RJ-45) ports	2
Keypad number of keys	48
Voice codecs	G.711, G.722, G.723.1, G.726
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Touchscreen	-
Display resolution	320 x 160 pixels
Lines quantity	- lines
Phonebook capacity	- entries
Number of VoIP accounts	6
Bluetooth	No
Security algorithms	HTTPS, SSL/TLS
AC adapter input voltage	100 - 240 V
AC adapter output voltage	5 V
Power consumption (typical)	2.6 W
Operating relative humidity (H-H)	10 - 95 %
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