Model type: CSL SATA III PCIe card 2.0 Controller/interface card for SATA III / eSATA III (SSD+HDD drives)Interface: PCI-Express 2.0 / chip set: ASMEDIA ASM1061Connections: 2x SATA III internal (downwards compatible) / 2x eSATA external (downwards compatible); data rates: SATA / eSATA III: up to 6 Gbit/sFeatures: particularly suited for modern SSD hard drives / the very fast eSATA interface allows high-performance applications in the domain of modern storage solutions / requires a free PCI Express plug-in connectorOperating system compatibility: for Microsoft Windows 8.1 (32/64bit), Windows 8 (32/64bit), Windows 7 (32/64bit), Windows Vista (32/64bit), Windows XP (32/64bit), Windows 2000 etc.Features and Specifications:1-Lane (x1) PCI-Express with transfer rate 5Gb/s Full Duplex channelIncluded Low bracket for mounting to thin size PCCan be configured to 2x External e-SATA Ports,2xInternal SATA Ports or 1 x Internal + 1 x External ( by jumper setting )Compliant with Serial ATA 3.0 Specification the Data transfer rate up to 6.0Gb/sBackward compatible with SATA1.0/SATA2.0 specificationDriver supported for Windows98SE /ME/ 2000/XP/Server 2003/Vista/WIN7/ Win 8, Mac OSsize:13.6 x 10.2 x 2.6 cmMaterial:ABS colour:Photo ColorPackage Contents:1 * PCI Express Controller cardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.