1、BLUETOOTH SUPPORT: 0 inch MP4 player uses an octa core MTK chip to make the device more responsive and run smoothly. It is equipped with full featured duplex Bluetooth for broader and stable Bluetooth compatibility and perfect connection with Bluetooth headphones, speakers and car stereo. 2、0 INCH HD SCREEN: Portable MP4 player features a 0 inch 16 million color HD screen that supports high resolution video and HiFi lossless music playback for unparalleled movie viewing and music enjoyment. 3、2050MAH BATTERY: Full touch screen MP4 player has a built in 2050mAh Li ion battery with low power consumption solution, which can play 50 hours of music or 8 hours of video continuously and even standby for 670 hours, fully satisfying your travel or sports needs. 4、SUPPORT FOR SEQUENCING : Portable music player can sort songs by title, folder, album, artist, genre, album and artist, allowing to quickly locate target songs by search and add them to playlists in bulk. And provide 4 kinds of play order, including random play, sequential play, loop play, and list loop. 5、WIRELESS TRANSFER: MP4 player not only provides USB cable to upload music and videos, but also allows you to share or transfer files via Bluetooth and wifi. Using the provided file transfer application, you can easily transfer files between your smartphone and the player, especially for for Android devices.