1. Expandable Storage Capacity: The mp3 player supports up to 128GB of expandable memory card storage , offering you abundant space to store thousands of your favorite songs, videos, pictures, and eBooks. This feature allows for a vast library of your preferred media, easily accessible . 2. Advanced Bluetooth Technology: Equipped with the latest Bluetooth-Compatible chip, this hi-fi lossless music player offers faster data transfer speeds, more stable connections, and a longer connection distance compared to previous versions. 3. High-Quality Lossless Sound: Featuring a professional intelligent noise reduction chip and a built-in HiFi lossless high-definition speaker, this portable music player delivers a pure and high-quality audio experience. It supports popular audio formats such as MP3, APE, FLAC, WMA, WAV, and AAC-LC. 4. Compact and User-Friendly Design: This sports mp3 player is designed for ease of use and portability. Its simple appearance, rubber touch, and dirt-resistant design ideal for all ages, especially suitable for seniors and children. The physical buttons provide clear feedback and are more intuitive than virtual , making it perfect for active . 5. Versatile Multifunctionality: This student walkman is not music; it supports multiple audio, video, eBook, and image formats, along with a built-in FM radio for tuning into your favorite stations (using wired headphones as an antenna). Other features include voice recording, picture browsing, video playback, and file management, with support for multiple languages including Chinese, English, French, German, Italian, Spanish, Dutch, and Portuguese. Colour:Black Material:Plastic Package Contents: 1 * Bluetooth Mp3 Player 1 * USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.