AGPtEK B03 Hi-Fi 8GB MP3 Music Player, Updated Version of A02 Mp3 Player, Supports up to 64GB Micro SD Card (Black) Updated Version of A02 Mp3 player! Design of 7 bottons,independent volume control,more simple and smooth operation.Let the user away from the trouble of complex operating! Born for Music and Sport, Entry Hi-Fi. Supports MP3, WMA, Flac, Ape, Lossless BIG Sound. Up to 1000 songs by 8 GB memory capacity, supports up to 64 GB Micro SD Card for 4000 songs!please use AGPTek Memory Card. (NOTE: 64 GB SD/TF Card is not included in the package) Built-in rechargeable lithium-ion battery and Fast-charge time:about 2 hours (charges up to 80% of battery capacity) Full-charge time: 3-4 hours. Sync to Playlists easily by MediaGo (for free).