Yealink SIP- T28P Quick Reference Guide

Volume Adjustment
• During the call, press the Volume Adjustment Bar to adjust the volume.
Putting a Call on Hold
• Press the HOLD button to put your active call on hold
• If there is only one call on hold, press the HOLD key again to retrieve it
• If there is more than one call on hold, press the up/down button to
highlight the call. Then press the HOLD key to retrieve that call.
Voice Mail
• The presence of new voice mail messages is indicated in the idle
screen. Press the VOICEMAIL soft key and enter your password to get
to the voicemail in the server.
• To activate your voice mail, press *09 and then press #send. Follow the
instructions you hear for setting up your account.
Call Transfer
There are two ways to transfer a call:
Blind Transfer:
• Press the TRAN softkey during an active conversation. The call will be
put on hold and you will hear a dial tone. Dial the telephone number
to which you wish to transfer the call.
• Hang up to complete the transfer.
• You will be disconnected from the call.
Attended Transfer:
• Press the TRAN softkey during an active conversation. The call will be
put on hold and you will hear a dial tone. Dial the telephone number
to which you wish to transfer the call.
• When the phone is answered, you can have a private conversation
without the rst person hearing it, then hang up to complete the
transfer and you will be disconnected from the call.
Speed Dial
• Speed dial numbers can be programmed from your phone. Press the
MENU softkey and select FEATURES, the select DSS keys. You may
program Line, Memory or Speed Dial Keys. Follow the screen prompts
to add Speed Dial Keys. If additional details are needed, request a copy
of the User Manual from your Administrator.

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