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Yealink SIP- T28P User Manual

Yealink SIP- T28P
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User Guide for the SIP-T28P IP Phone
56
their own group.
Dependencies:
Type (Key Event)
Key Type (GPickup)
Account ID (the account this feature will be applied to)
Value
(the group pickup feature code)
Usage: Press the DSS key on your phone when a phone number in the group receives
an incoming call. The call is answered on your phone.
DTMF
You can use this key feature to send the specification of arbitrary key sequences via
DTMF.
Dependencies:
Type (Key Event)
Key Type (DTMF)
Value (DTMF sequence)
Note
Usage: Press the DSS key during an active call to send the key sequence specified in the
Value field.
Prefix
You can use this key feature to add a specified prefix number before the dialed number.
Dependencies:
Type (Key Event)
Key Type (Prefix)
Value (the prefix number)
Usage: Press the DSS key when the phone is idle, the phone will then enter the
pre-dialing screen and display the prefix number that you specified in the Value field.
You can enter the remaining digits.
Local Group
You can use this key feature to quickly access a group in the local directory. For more
information, refer to Local Directory on page 33.
Dependencies:
Type (Key Event)
Key Type (Local Group)
Local Group (the group you want to access)
Usage: Press the DSS key to access the group specified in the Local Group field.
XML Group
You can use this key feature to quickly access a remote group in your remote phone
book. You should configure a remote phone book in advance. For more information,
refer to Remote Phone Book on page 46.
DTMF sequence only contains "0-9", "*", "#" and "A-D".

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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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