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Yealink SIP- T28P User Manual

Yealink SIP- T28P
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Advanced Phone Features
117
Intercom is a useful feature in an office environment to quickly connect with the operator
or the secretary. You can press the intercom key to automatically connect with a remote
extension for outgoing intercom calls, and the remote extension will automatically
answer incoming intercom calls.
Note
To configure an intercom key via phone user interface:
1. Press Menu->Features->DSS Keys->Memory Keys (or Line Keys).
2. Select the desired DSS key.
3. Press or , or the Switch soft key to select Intercom from the Type field.
4. Select the desired account from the Account ID field.
5. Enter the remote extension number in the Value field.
6. Press the Save soft key to accept the change or the Back soft key to cancel.
Intercom key is configurable via web user interface at the path DSSKey.
To place an intercom call:
1. Press the intercom key when the phone is idle.
The phone is automatically connected to the extension specified in the Value field.
2. Press the intercom key again or the Cancel soft key to end the intercom call.
The SIP-T28P IP phone supports automatically to answer an incoming intercom call by
default. The phone automatically plays a warning tone when it receives an incoming
intercom call. In addition, you can enable the phone to mute the microphone when it
Intercom is not available on all servers. Contact your system administrator for more
information.

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Yealink SIP- T28P Specifications

General IconGeneral
Expansion module supportYes
Ethernet LAN (RJ-45) ports2
Keypad number of keys48
Voice codecsG.711, G.722, G.723.1, G.726
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Touchscreen-
Display resolution320 x 160 pixels
Lines quantity- lines
Phonebook capacity- entries
Number of VoIP accounts6
BluetoothNo
Security algorithmsHTTPS, SSL/TLS
AC adapter input voltage100 - 240 V
AC adapter output voltage5 V
Power consumption (typical)2.6 W
Operating relative humidity (H-H)10 - 95 %
Compliance industry standardsIEEE 802.3af
Number of handles included1 pc(s)
Weight and Dimensions IconWeight and Dimensions
Depth204 mm
Width273 mm
Height42 mm
Weight1050 g

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