Yealink SIP- T28P User Manual

Basic Call Features
99
3. Click on Advanced.
4. Select Network Conference from the pull-down list of Conference Type.
5. Enter the conference URI (e.g., conference@example.com) in the Conference URI
field.
6. Click Confirm to accept the change.
Note
To set up a network conference call:
1. Place a call to the first party.
2. Press or the Conf soft key to place a new call.
The active call is placed on hold.
3. Enter the number of the second party and press , , or the Send soft key.
4. When the second party answers the call, press or the Conf soft key to add the
second party to the conference.
5. Press or the Conf soft key to place a new call.
The conference is placed on hold.
6. Enter the number of the new party and then press , , or the Send soft key.
7. When the new party answers the call, press or the Conf soft key to add the
new party to the conference.
8. Repeat steps 5 to 7 until you have added all intended parties.
The procedures to set up a network conference call for specific servers may be different
from introduced above. Contact your system administrator for more information.
Network conference is configurable via web user interface only.

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