Usb Socket/ Charging Indicator Light - Raddy RF750 Operational Manuallines

The instruction of putting TF Card correctly：
The correct way of taking out TF card, press lightly the TF card, and it will
rebound out（Please don't pull out).
8. Cancel sleep shutdown function:
In Bluetooth playing/TF card playback mode, short press "SET" button to
choose sound quality EQ mode.
There are six options:
The EQ sound effect corresponding to digital indicator light is
1: NORMAL; 2: POP; 3: ROCK; 4: JAZZ; 5: CLASSIC; 6: COUNTRY
Do not operate the current EQ sound quality after the default adjustment
within 3 seconds, and the EQ indicator light goes out.
9.
Set automatic shutdown (sleep) operation：
Long press "SET" button for two seconds, sleep mode "
and number 1-7 indicator light on, start 70 minutes of sleep shutdown
function (Each light represents: 10 minutes), press "SET" button again to
adjust sleep shutdown time. After adjusting the time, do not operate the
default current adjustment time in 5 seconds. When shutdown time comes,
it will automatically shut down. Sleep shutdown time are respectively: 70
minutes, 60 minutes, 50 minutes, 40 minutes, 30 minutes, 20 minutes, 10
minutes, NO (cancel sleep shutdown function).

USB Socket/ Charging Indicator Light

In the process of using，press MOD button lightly. when battery indicator light
on, you can see the battery usage. when power quantity number "1-7"indicator
light is off and "
charge in time without affecting normal use. It is recommended to use charging
"light flashes, the battery quantity is not enough. Please
RF750 Portable Multimedia Music Player
09
" indicator light