Product Detail Complies with the "CompactFlash Association" Standard Specifications, Version 1.4 Complies with ATA Standard Specifications (via PCMCIA adaptor) and IO/Card Mode Compatible with True IDE mode NAND type Flash Memory Capacity from 32 MB to 1 GB . The "ACP-EP Memory Mobile Storage 512MB Compact Flash CF Card - EPCF/512" is best product for you. We recommended ACP-EP Memory Mobile Storage 512MB Compact Flash CF Card - EPCF/512