ENGLISH
User guide
FMT400BTUSB
PRODUCT OVERVIEW
1. Channel*
2. Microphone
3. USB flash drive
4. Rotatory button**
5. USB charging port
6. LED display
7. AUX port
8. TF card port
*Channel: Short press to enter frequency modulation mode. Then, frequency
glows slowly on the display. Users choose channel in the range of 87.5 MHz
and 108.0 MHz. Rotate clockwise or counterclockwise to adjust channel by 0.1
MHz gradually.
Keep rotating clockwise or counterclockwise to adjust
channel quickly. After completing frequency adjustment, short press the
button so that frequency could be shown steadily and solidly.
Under any mode, long press to transfer from Bluetooth mode to TF card or
AUX or USB flash drive mode.
**Rotatory button: Under Bluetooth/TF card/USB Flash drive mode, short
press to play and pause music. You can also receive and end phone calls
under Bluetooth mode.
Rotate clockwise or counterclockwise to move to next or go back to last track.
1