1Large Storage Capacity: MP3 Player with impressive 64GB internal storage, allowing you to enjoy over 6,000 songs, 50+ HD movies, 570 hours of recordings, 12,800 photos, and 25,000 e books. Expandable up to 128GB with a memory card slot (card not included). 2Upgraded Bluetooth 5.0: Faster transmission speed, stable connection, better compatibility, lower latency, and lower power consumption. Pair the Bluetooth MP3 player with wireless headphones or speakers for no tangle experience. 3HiFi Lossless Sound Quality and Workout Companion: Professional sound decoding chip and intelligent noise reduction chip for original lossless music. Great for sports, exercise, running, and travel. Supports various music formats like MP3, APE, FLAC, WMA, WAV, AAC (except audiobooks and for iTunes). 4Multifunctional and Long Battery Life: Music playback, video, recording, radio, photos, e books, pedometer, AB repeat, and more. Built in 180mAh battery for quick 1 hour charge and extended music playback. Great solution to save phone battery life and enjoy music on the go. 51.8 Inch Screen and Line In Function: 1.8 inch color screen for clear display. Supports line in recording and playback function. Use a line in cable to record from 2 MP3 players or connect with other devices for recording or play music. Great for music lovers, family, friends, and kids.