Yealink SIP- T28P User Manual

Advanced Phone Features
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2. Select the desired message and press the View soft key.
Note
To send a text message:
1. Press Menu->Messages->Text Message->New Message.
2. Compose the new text message. You can press the abc soft key to change the input
mode.
3. Press the Send soft key.
4. (Optional.) Press or , or the Switch soft key to select the desired account
from the From field.
5. Enter the number you want to send the message to in the To field.
6. Press the Send soft key to send the message or the Back soft key to cancel.
Sending a text message is configurable via web user interface at the path
Features->SMS.
To reply a text message:
1. Press Menu->Messages->Text Message->Inbox.
2. Select the desired message and press the Reply soft key.
3. Compose the new text message. You can press the abc soft key to change the input
mode.
4. Press the Send soft key after completing the content.
If the phone prompts receiving new text messages, you can also press the View soft key
to read the new messages directly.

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