Yealink SIP- T28P User Manual

User Guide for the SIP-T28P IP Phone
86
Incoming calls will be rejected automatically and "n New Missed Call(s)" ("n"
indicates the number of missed calls) will appear on the LCD screen.
Note
To activate DND in custom mode for a specific account:
1. Press the DND soft key when the phone is idle.
The LCD screen displays a list of the accounts on the phone.
2. Press or to select the desired account and then press the Enter soft key.
3. Press , or the Switch soft key to select Enabled to activate DND from the
DND Enable field.
4. Press the Save soft key to accept the change.
If you activate DND for the default account, the associated line icon will change
to , and the icon will appear on the status bar.
If you activate DND for the non-default account, only the associated line icon will
change to .
When DND and busy forward are enabled in phone mode, calls will be sent to the
configured destination number. For more information on busy forward, refer to Call
Forward on page 88.

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