1- 2.5Gbps PCI Express bus Two sata2.0 channels The theoretical transmission value of sata2.0 interface is 3.0Gbps Software group RAID, support 0,1, 0+1, JBOD RAID Supports four storage device connections simultaneously Support sata port multiplier function Product name: PCI E to SATA IDE expansion card Extension type: SATA IDE extension Interface type: SATA+IDE Product chip: JMB363 Working temperature: -20℃ to 75℃ Support system: support Windows98/ME/2000/XP/Vista/win7/win8/ OS .6 and other operating systems Type: Riser Card Feature 1: Desktop Graphics Card Interface Expansion Card Feature 2: SATA+IDE riser card Feature 3: PCI E to SATA IDE expansion card color:Black Material:PCB Package Contents: 1 x Expansion Card Only the above package content, other are not included. Note: Light reflection 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. Backward compatible with SATA1.0 Support sata hot swap Support sata port multiplication PATA transfer mode supports up to UDMA6 Extend 2 built-in SATAII and 1 PATA (IDE) interface