1、[4 Inch]: The MP3 player features a 4 inch wide angle IPS screen that presents a beautiful visual experience with high screen to body ratio, can catch your attention at first sight. 2、[Support Multiple Video Formats]: The portable MP3 player supports various video formats, ensuring smoothly playback without any buffering and providing a high definition viewing experience. 3、[Intelligent Electronic Book]: The high definition MP3 player can intelligently display the number of pages and allow for easy navigation by swiping or flipping through pages. 4、[Hanging Hole Design]: The Bluetooth MP3 player is designed with a hanging hole, making it easy to carry and convenient to use, you can attach it to your bag, belt, or anywhere you prefer. 5、[HiFi Lossless Sound Quality]: The MP3 player supports HiFi lossless sound quality, offering wonderful sound experience that pays tribute to music, bringing you an immersive experience.