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 durable. INSTRUCTIONS FOR USE: Insert a Micro-SD card in the slot. Hold key lock function, press play button to switch the FM channel 2 times. To increase or decrease volume use + / - buttons. To change the song press forward button or reverse button to listen to the previous song again. Centre button for pause or hold, press again the same button to play. Battery Type: 1 X AAA Battery (battery not included) Material: ABS Color: Blue Package Contents: 1 x MP3 Player 1 x Earphone (Note: Random style, specific style not guaranteed) 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 to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.