Allows eSATA compliant peripheral to connect to your computer w/ PCMCIA Slot easily. Compatible with Serial ATA 1.0 specification. Compliant with PCMCIA 32-bit CardBus specification. Compliant with PCMCIA type II specification. Compatible with PCMCIA type II/III slot. Supports transfer rate up to 1.5Gbps. 2 eSATA ports with 2 independent Serial ATA channels available. Supports RAID 0, 1, 0+1 & JBOD functions. Compatible with Windows 95/98/98SE/ME/NT4.0/2000/Server 2003/XP/Vista/7/8. Package Content: 1X Brand New 2 Port Hidden eSATA PCMCIA Adapter. 1X CD Driver.