Yealink SIP- T28P Quick Start Guide

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Basic Call Features
Placing a Call
Answering a Call
Ending a Call
Call Mute and Un-mute
Redial
Call Hold and Resume
To place a call on hold:
Using the handset:
Using the speakerphone:
Using the headset:
Using the handset:
Using the speakerphone:
Using the headset:
Using the handset:
Using the speakerphone:
Using the headset:
1. With the handset on-hook, press .
1. Pick up the handset.
2. Enter the number, and then press the Send soft key.
1. With the headset connected, press to activate the headset mode.
2. Enter the number, and then press the Send soft key.
Note: During a call , you can alternate between headset, hands-free speakerphone and handset modes by
pressing the Headset key or the Speakerphone key or picking up the handset. Headset mode requires a
headset connected.
Note: You can ignore an incoming call by pressing the Reject soft key.
2. Enter the number, and then press the Send soft key.
Pick up the handset.
Press .
Hang up the handset or press the Cancel soft key.
Press .
Press or the Cancel soft key.
Press the Cancel soft key.
Press to enter the Dialed Calls list, press or to select the desired call, and then press
or the Send soft key.
Press twice when the phone is idle to call the last dialed number.
To resume the call, do one of the following:
Press to mute the microphone during a call.
Press again to un-mute the call.
If there is only a call on hold, press or the Resume soft key.
Press or the Hold soft key during an active call.

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