Yealink SIP- T28P User Manual

User Guide SIP-T28P IP Phone
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General Settings ............................................................................................................ 19
Contrast ....................................................................................................................... 19
Backlight ...................................................................................................................... 20
Language .................................................................................................................... 20
Time & Date ................................................................................................................. 21
Administrator Password ............................................................................................. 23
Key as Send ................................................................................................................ 24
Phone Lock .................................................................................................................. 25
Audio Settings ................................................................................................................ 28
Volume ......................................................................................................................... 28
Ring Tones ................................................................................................................... 29
Contact Management ................................................................................................... 31
Directory ...................................................................................................................... 31
Local Directory ............................................................................................................ 33
Blacklist........................................................................................................................ 44
Remote Phone Book .................................................................................................... 46
Call History Management ............................................................................................. 48
System Customizations .................................................................................................. 50
Logo Customization .................................................................................................... 50
Headset Use ............................................................................................................... 51
DSS Keys ..................................................................................................................... 53
Account Management ............................................................................................... 62
Dial Plan ...................................................................................................................... 65
Emergency Number .................................................................................................... 70
Live Dialpad ................................................................................................................ 71
Hotline ......................................................................................................................... 72
Basic Call Features ................................................................. 73
Placing Calls ................................................................................................................... 73
Answering Calls ............................................................................................................. 75
Ending Calls ................................................................................................................... 77
Redialing Numbers ........................................................................................................ 77
Recent Call In Dialing .................................................................................................... 78
Auto Answer ................................................................................................................... 79
Auto Redial ..................................................................................................................... 79
Call Completion ............................................................................................................. 81
Recall .............................................................................................................................. 82
Call Mute ........................................................................................................................ 83
Call Hold/Resume .......................................................................................................... 83
Do Not Disturb (DND) .................................................................................................... 84
Call Forward................................................................................................................... 88
Call Transfer ................................................................................................................... 95
Call Waiting .................................................................................................................... 96
Conference..................................................................................................................... 97

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