Panasonic 1GB SD Memory Card with up to 10MB/s (up to 133x) writing speed Pro High Speed 1GB Up to 10MB/s Read-out Data Transfer Rate & Up 8MB/s Write-in Data Transfer Rate Compact card is small enough to be used in select mobile phones and PDAs Fast data transfer rates up to 10 MB/sec (read) and 8 MB/sec (write)