Specification: Item Type: MP3 Material: ABS Built in Polymer Lithium Battery: 180mAh Maximum Support: 64G Support: Memory Card (Not Included) Package List:1 x MP3 Player About this item SMALL AND PORTABLE: The MP3 music player adopts a small and portable body, which is easy to carry. LONG BATTERY LIFE: The mini MP3 has a long battery life, allowing you to immerse yourself in the world of music. GOOD SOUND QUALITY: The MP3 music player adopts lossless decoding sound quality to make music more pleasant. MULTIFUNCTIONAL: The MP3 player can also listen to novels without any lag, and listen wherever you go. SUPPORT MEMORY CARD: The portable MP3 player supports memory card expansion within 64GB, which is very practical. SMALL AND PORTABLE: The MP3 music player adopts a small and portable body, which is easy to carry. LONG BATTERY LIFE: The mini MP3 has a long battery life, allowing you to immerse yourself in the world of music. GOOD SOUND QUALITY: The MP3 music player adopts lossless decoding sound quality to make music more pleasant. MULTIFUNCTIONAL: The MP3 player can also listen to novels without any lag, and listen wherever you go. SUPPORT MEMORY CARD: The portable MP3 player supports memory card expansion within 64GB, which is very practical.