Features 1.OCTA CORE: MP4 player uses octa core MTK chip for quicker response. Equipped with full featured duplex Bluetooth for perfect connection to Bluetooth headphones, speakers and car stereo. Supports FM radio. 2.4.0 INCH: MP4 music player features a 4.0 inch 16 million color HD screen that supports high resolution video and HiFi lossless music playback. Compatible with a variety of video and sound formats, bringing you better movie viewing and music enjoyment. 3.LONG BATTERY LIFE: Bluetooth MP4 player has built in high capacity 1800mAh lithium battery with low power solution, which can play 30 hours of music or 5 hours of video continuously, and even standby for 200 hours. Suitable for travel or sports. 4.MUSIC APP: 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. Optional support for random, sequential, loop and list loop playback. 5.WIRELESS UPLOAD: WiFi mp4 player not only uploads music and videos via USB cable, but also shares or transfers files via Bluetooth and WiFi. Use the provided file transfer app to easily transfer files between your smartphone and the player, especially for Android devices. specificationItem Type: MP4 Player Material: Metal, Electronics Case Material: Zinc Alloy Display: 4.0 Inch TFT Display Resolution: 400x960 Body Memory: RAM 2GB ROM 16GB Small Memory Card Slot: Up To Support 128GB Memory Card Expansion (Shipped With 64GB Memory Card) Support Sound Formats: MP3, WMA, WAV, OGG, FLAC, APE Support Video Formats: MPEG, RMVB, MPEG 4 Operation Mode: Multi Touch Type Interface: 1 x 3.5mm Headphone, 1 x Type C Battery Type: Built In 1800mAh Lithium Battery (Included) PackageList1 x MP4Player 1 x Type C Charging Cable 1 x Wired Headset 1 x Protective Case 1 x Metal Card Picker 1 x Memory Card 1 x Instruction Manual