Graphic menu: One-touch button, easy to operate. Plug and Play: No software required and plugs directly in, no need for any leads or installation. Fashion style: Nano wear-resistant mirror, stylish and . INSTRUCTIONS FOR USE: Insert a Micro-SD card in the Slot. Hold key lock function,Play button to switch the FM channel 2 times. To incerase or decease volume use buttons. To change the song press forward button or revese button to listen the same song again. Centre button for pause or hold press again the same button to play. Battery Type: 1 X AAA Battery (without) Material: ABS colour: black Package Contents: 1 x MP3 Player 1 x Earphone(Note: Random style, don't accept the specified style.) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.