SanDisk SDMB-64-A10 MultimediaCard 64 MB High storage capacity Non-volatile, solid-state memory--no moving parts and data is not lost when power is turned off Operating shock rating of 2,000Gs, equivalent to a 10-foot drop to the floor Unfazed by drastic weather conditions ranging from blistering heat to freezing cold Compatible with all digital music players, digital camcorders, handheld PCs, mobile phones, and other devices with a MultiMediaCard slot