Expand the capacity of your PDA, MP3 driver, digital camera, and other personal digital accessories with this Secure Digital memory card from Dane-Elec. Weighing a mere 0.07 ounces and measuring about one-sixth of a credit card, this little memory card packs 512MB of storage space with a data transfer rate between 2 and 4MB per second. It has an integrated security mechanism, the CPRM Content Protection for Recorder Media, which insures a high degree of protection and file-encryption. It controls the reading, copying, transfer or erase functions. Click on Overstock.com for huge savings on digital accessories.