LONG BATTERY LIFE: 50 hours playback's battery life?? and only need to charge for 3-4 hours. You can charge it in computer or the general charger which output is "V?? 0.5-1A"/br>The memory card slot can support 64GB?? so can store more music or other files</br>BLUETOOTH FUNCTION: Needn't to insert the headphone or speaker?? you can enjoy favorite music and listen to FM radio with the Bluetooth mp3 player. Bluetooth support version over 3.0 and below 4.1?? not support V4.1</br>EASY TO SHUFFLE: Shuffle favorite songs in any folder or playlist which you selected?? enjoy shuffle fun</br>EASY TO SYNC WITH SONGS"ar lossless stereo sound?? support audio formats: MP3?? WMA?? OGG?? WAV?? APE?? FLAC?? and ACELP (Not support Audible and WMA DRM directly)</br></br>Product Description</br></br>FecPecu MP3 player has general mp3 player's function?? like as music?? video (Support amv format)?? recording?? view picture?? FM radio?? Ebook. And FecPecu believe you also may be interested in the following features which are included in this mp3 player:<br><br><b>Can't be ignored Bluetooth function</b><br>You can enjoy music by pairing with your Bluetooth headset and speaker. Of course?? you can also insert the wire headset to listen music.<br>This mp3 player only support Bluetooth version over 3.0 and below 4.1?? not support V4.1. Bluetooth mode is compatible with Cars of 0000 PIN code?? not with random PIN. And it couldn't pair with computer and phone.<br><br><b>50 hours playback's battery life</b><br>Only need to charge 3-4 hours. You can charge it in computer or the general charger which output is "<br><b>Memory card slot support 64GB</b><br>The memory card slot can support 64GB?? and can store more music or other files. So needn't to worry it will haven't enough space to store abu