NO
Item
1
Mute Key
2
Touch Screen
3
Volume(-) Touch
Key
4
Volume(+) Touch
Key
5
Home Touch Key
6
USB Type-C Port
7
Security Slot
Icon Instructions
Icons appearing on the LCD screen are described in the following table:
Description
Toggles mute feature.
Indicate phone and call statuses.
Shows information about calls, soft keys, time, date, and other
relevant data.
Lowers the volume of the speaker, ringer, or media.
Increases the volume of the speaker, ringer, or media.
Returns to the idle screen.
• Allows you to connect a USB flash drive (optional) to your phone
so you can record calls/conferences and play back recorded
files.
• Allows you to connect expansion PSTN box(es) (optional) to
experience calls in PSTN. Up to two cascaded expansion PSTN
boxes can be connected, so you can experience the local five-
way conference conveniently in excellent speech quality with
PSTN.
• Allows you to charge the Bluetooth Wireless Microphone
CPW25.
Allows you to connect a universal security cable to your phone so
you can lock down your phone. The phone will not be removed
after locked.