Product Description: Enhance Your Audio-Visual Experience with Our 4.0 Inch MP4 Player Discover the ultimate portable entertainment solution with our 4.0 Inch MP4 Player, designed to deliver exceptional performance and versatility. Perfect for music lovers and movie enthusiasts, this sleek black device combines advanced technology with user-friendly features to elevate your multimedia experience. Bluetooth Support: Enjoy seamless connectivity with the octa-core MTK chip, ensuring a responsive and smooth operation. The full-featured duplex Bluetooth offers broad and stable compatibility, allowing perfect connections with Bluetooth headphones, speakers, and car stereos for an immersive audio experience. 4.0 Inch HD Screen: Immerse yourself in vibrant visuals with the 4.0 inch HD screen, featuring 16 million colors. This high-resolution display supports HiFi lossless music playback and high-definition video, providing unparalleled movie viewing and music enjoyment wherever you are. 2050mAh Battery: Stay powered throughout your day with the built-in 2050mAh lithium-ion battery. Designed for low power consumption, it offers up to 50 hours of continuous music playback or 8 hours of video playback, with an impressive 670 hours of standby time. Perfect for travel or sports activities. Support for Sequencing: Organize your music library effortlessly with advanced sorting features. Sort songs by title, folder, album, artist, or genre, and quickly locate your favorites using the search function. Choose from four playback modes: random play, sequential play, loop play, and list loop, to suit your listening preferences. Wireless Transfer: Easily manage your media files with multiple transfer options. Use the USB cable for quick uploads or take advantage of wireless sharing via Bluetooth and WiFi. The included file transfer application simplifies file movement between your smartphone and the player, especially for Android devices. Elevate your entertainment experience with our 4.0 Inch MP4 Player, designed to keep up with your active lifestyle while delivering superior sound and visual quality.