Sienoc AKE BC178 54mm Laptop PCMCIA to 2 eSATA Ports Card Cardbus Adapter for HDD The Serial ATA PC Card adds two high-speed Serial ATA interface ports, each supporting first generation Serial ATA data rates of 1.5Gbs. This Card enables you to transfer data between your notebook and Serial ATA devices such as hard disk drives, floppy disk drives, CD-ROM, CD-RW, and DVD-ROM drives at high-speed transfer rates of 1,500Mbps