1x Mini FM speaker

1x USB cable

2x 18650 battery

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1. How to charge: connect the USB cable to a phone charger or computer and then it will get charged;

2. How to use the FM radio: switch to the FM mode and long press the play key, it will search the radio station and save it automatically, only the first time you use it need to search the radio station, it can save 50 radio station and you can select them by the number key.

3. How to play music in the sd card or usb disk: insert a sd card or a usb disk and it will play it automatically, this device can insert two sd card, long press the “next” and “prev” key to fast forward / fast reverse