Mini Portable SD/MMC Digital MP3/WMA Player (Black/Silver) Mini Portable SD/MMC MP3 Player General Features: Black and silver casing Clear LCD screen SD/MMC memory card slot Supported capacity: SD: 2 GB, MMC: 1 GB Audio file format: MP3/WMA USB 2.0 interface 5 equalizer modes A-B repeat Powered by one (1) "AAA" battery