Item Type: MP3 PlayerMaterial: Aluminum AlloyBuilt In Battery: Lithium Battery 200mAhSmall Memory Card: Maximum Support 64G (Not Included)Package List1 x MP3 Player1 x Charging Cable1 x Earphone1 x Instruction Book1LOSSLESS SOUND: Portable music player has lossless sound, noise reduction, support for MP3, WMA, FLAC, APE, AAC, OGG and ACELP. 2FUNCTION: Support 64G memory card (not included) memory expansion, can play music with MP3, voice recording, FM radio, electric book support TXT format, photo viewing. 3EASY TO USE: MP3 player is easy to use, use playlist to select your favorite songs, support random play and playback, support sleep shutdown. 4LONG BATTERY LIFE: Music player can be used for up to 8 hours when fully charged, so you can enjoy music for a long time. The battery takes about 2 hours to fully charge. 5APPLICABLE: Portable MP3 player has a stylish and sophisticated look that is perfect for your entertainment and study, outdoor and gym workouts.