This compact and portable MicroSD/TransFlash memory card is the world's smallest memory storage device. It's mainly designed for mobile phones that have multimedia applications such as digital cameras, video capture and playback, MP3 players, video games, personal organizers, Multimedia Message Service (MMS), email and voicemail capabilities! This MicroSD/TransFlash memory card can be inserted into an adapter (NOT included), for use with devices that have a Secure Digital slot. This high capacity, high performance microSDHC Class 6 memory card is perfect for today's advanced compact microSDHC compliant device. Fully compatible with the SD 2.0 standard, the SDHC card is rated Class 6, which means guaranteed performance and write speeds of no less than 6MB/s.