DataMINE Premium High-Speed 4GB 133x SD Flash Memory Card for Tablets and eReaders ** Includes Accessory Genie Drawstring Bag! ** 4 GB storage capacity for the Kindle 1 please note the Kindle 2 does not support SD Memory Secure Digital TM has an integrated security mechanism, the CPRM - Content Protection for Recorder Media Fast transfer rate for reliable copy, download, andbackup. ** 10 YEAR WARRANTY **