21
password, English letters, symbols or choose
menus.
In different states or different functional menus,
‘+’ key and ‘-‘key have different functions:
Press “SPEAKER” key long to start or exit
from the silence mode.
In music player state, ‘+’ and ‘-‘ are used to
adjust volume.
Tip:
The difference between ‘W’ and ‘P’ is that
‘P’ will directly send DTMF after 3s pause while
‘W’ will eject a window asking whether the user
wants to send DTMF.
4.4
AM/FM function key
OK key: In radio state, press the key to stop
In search state, press the left/right key to
search channels forward and backward,
press the OK key until you find an effective
channel.
1-9 number keys: If they are pressed
shortly, you can switch to the corresponding
channels saved in the channel list; if they
are pressed long, you can save the current
frequency to the corresponding channel.
+, - key: Adjust volume.
