Features 1.Stable Operation: Full touch MP4 uses an octa core MTK chip for faster response and more stable operation of the device. Equipped with full featured duplex bluetooth for wider and stable bluetooth compatibility and perfect connection with bluetooth headphones, speakers and car stereo. Support FM radio. 2.HD Screen: Portable HIFI sound MP3 is a 4.0in 16 million color HD screen that supports high resolution video and HIFI lossless music playback, bringing you unparalleled movie viewing and music enjoyment. 3.Long Battery Life: Full touch MP4 has a built in 1500 mAh high capacity lithium battery with a low power solution that can play 30 hours of music or 5 hours of video continuously, and even standby for 200 hours. Fully meet your travel or sports needs. 4.Application: 4.0in MP4 recorder 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. It also provides 4 kinds of playback order: random play, sequential play, loop play, and list loop. 5.Wireless Upload: MP4 recorder differs from most current MP4 by providing not only usb cable to upload music and video, but also bluetooth and wifi to share or transfer files. Using the provided file transfer application, you can easily transfer files between your smartphone and player, especially for Android devices. specificationItem Type: MP4 Recorder Material: Metal, Electronics Display: 4in TFT Display Resolution: 480x800 Memory: RAM 2GB, ROM 16GB Memory Card Slot: Support up to 128GB Memory Card Expansion (Not Included) Support Sound Formats: MP3, WMA, WAV, OGG, FLAC, APE Support Video Format: MPEG,RMVB,MPEG-4 Operation Mode: Multi Touch Type Interface: 1 x 3.5mm Headphone, 1 x Type C Battery Type: Built In 1500mAh Lithium Battery (Included) PackageList 1 x MP4 Player 1 x Type C Charging Cable 1 x Wired Headphones 1 x Protective Case 1 x Instruction Manual