Dane-Elec 512MB Mini SD Memory Card DASDM0512R Cryptographic security for copyrighted data based on proven security concepts from DVD audio High transfer rate for fast copy/download High storage capacity - 512MB (can store up to 7,000 JPEG images, 3 hours of MPEG4 Video or 11 hours of digital music) Non-volatile solid-state, no moving parts maximizes battery power. Data is not lost when power is turned off Low battery consumption to maximize battery life in small portable devices