... SATA II 4-Port RAID Controller Card 1.RAID 0,1,5,10 & JBOD(optional) 2.Plug'n Play ... 3.3Gb/s SATA port data transfer rate PCI-X SATA II 4-Port RAID ... Controller CardFeatures2-External and 2-Internal SATA II Ports (optional)RAID 0, 1, 5, 10 & ... Bit/Vista, Linux OS, Mac OSSATA II interfaceCompliant with Serial ATA II SpecificationCompliant with Gen2i, Gen2m SATA IIElectrical ...