[. . . ] LED Display Play / Pause Button Mode Button Volume Down Battery Door USB Host Earphone Jack / DC Jack SD Card Slot (3) (4) (5) (6) (7) (8) (9) ON / OFF • • ON: Press and hold “>II” to turn on the unit. [. . . ] €¢ Press the “<” or “>” buttons to go to the previous or next track. €¢ Press the ">II" button to pause the playback and press the “>II” button to resume to playback. €¢ In FM mode, short press “>II ” button on the unit to activate the auto-search and save function. €¢ To change from 1 preset station to the next short press buttons “<” or “>” • To adjust the frequency manually, long press “< ” or “ Note: The FM radio function will switch to Music Player when SD Card or USB Driver inserted or Aux-in operation activated. Ï¿½ •� To charge the unit, connect it to your PC by the provided USB cable or use the AC adapter to connect the USB cable to your wall socket. €¢ï¿½ To ensure the useful life of the battery, please fully charge the battery before use. [. . . ] 5mm Accessory: USB cable, AC adapter, Aux-in Cable, Nylon String with stand AUX-IN OPERATION • Connect the included Aux-in Cable to your audio player that uses a standard headphone jack and the other end to the main unit speaker’s line-in jack. [. . . ]