Touch Full Screen 1080P Full-format HD 16GB and up to 256GB Excellent Sound Quality Multifunction Features:[Touch Full Screen] The 4.0-inch LED backlit wide-screen multi-touch display adopts IPS technology. The full-screen operation is simple, giving you a visual feast and a full touch interactive experience.[1080P Full-format HD] supports high-resolution video and direct playback without conversion, and supports RM, RMVB, AVI, MKV, WMV, VOB, MOV, FLV, ASF, DAT, MP4, 3GP, MPG, MPEG and other 1080P full-format HD video playback.[16GB and up to 256GB] Built-in 16GB memory, supporting TF card up to 256GB (this product is not included in the package). You can download thousands of songs and store a large number of files, supporting music formats such as MP3 WMA APEFAC WAVAAAC-LCACELP.[Excellent Sound Quality] Provides Hifi sound quality close to the original sound, supports most audio formats, and the perfect sound quality makes it a necessary equipment for enthusiastic listeners, making work and life more enjoyable.[Multifunction] Support music playing, video playing, recording, electronic dictionary, text document TXT reading, picture browsing, FM radio, folder function, TF card and setting function.[Fast charging] 1000mAh high-capacity lithium-ion battery and Type-C fast charging technology are adopted, and MP3 player has a type-c charging cable.Newly upgraded Bluetooth 5.0, including high-fidelity lossless audio/video/multimedia playback, built-in speaker /FM radio/recorder and other functions, especially designed for sports, travel, work, etc., suitable for a variety of usage scenarios.Specification:Project type: MP3 playerMaterials: metals and electronicsScreen: 4.0-inch HD screenResolution: 480*800Headphone interface: standard 3.5mm round hole.Body storage space: 16GBMemory card slot: supports 32, 64, 128 and 256GB memory expansion (not included).Bluetooth: 5.0Support: MP3, OGG, APE, FLAC, WMA, WAV, AAC.Photo format: JPEG, BMP, GIF, PNG.Product size: 103*63*10mmE-book: TXTBattery type: built-in 1000mAh lithium-ion batteryAdditional functions: support for Bluetooth, picture browsing, FM radio, recording, playback and e-book reading.Packing list:1 * MP31* wired headset1 * Charging cable1* User Manual