【Bluetooth Wireless Connection】Provides a comfortable wireless music playback experience with fast and stable transmission. (Please note that it may not be able to pair with your smartphone's Bluetooth.) 【1.8-inch Large Screen】Equipped with a 1.8-inch high-resolution colorful TFT screen, the player provides clear and crisp HD images when playing e-books. It also displays videos well, offering a good visual experience. 【HIFI Sound Quality】Built-in speaker allows you to enjoy music without headphones. Supports various audio formats such as MP3, WMA, WAV, and APE. 【Multi-function】Features rich functions such as music playback, FM radio, recording, e-book, Bluetooth, video, alarm clock, and images. 【Data Transfer from Smartphone Possible】 Through an OTG adapter cable (sold separately), you can connect to your smartphone without a computer and directly transfer files. You can easily sync photos, videos, and music. 【Multi-function】 Features rich functions such as music playback, FM radio, recording, calendar, e-book, Bluetooth, video, alarm clock, and images. Useful for music appreciation, language learning, emergency recording, and training in various applications. Supported Formats Music: MP3 (MP1/MP2/MP3), WMA, OGG, WAV, APE, FLAC, AAC-LC, ACELP. (Supports APE and FLAC within the range of 8KHz-48KHz and 1000Kbgs) Video: AMV (Maximum resolution 160*128, video files need to be converted to AMV files using video conversion software) 【HIFI Lossless Sound Quality and Speaker】 Built-in speaker allows you to enjoy music without headphones. Designed for music lovers. Supports MP3, WMA, WAV, and APE. 【Supports up to 128GB】 Achieves memory expansion up to 128GB with a microSD memory card. You can carry around over 30,000 songs. Product Specifications Screen: 1.8 inch screen USB port: USB 2.0 USB charging: Approximately 1.5-2.5 hours Charger specifications: 500ma-1A output * Please refrain from using AC adapters that exceed the specifications (5V1A). Do not leave the device plugged in after it is fully charged. This may cause a malfunction.