Features: 1.Used to replace 2.5 SATA hard disks with CF cards, the performance is similar to SSD, but it is more economical than SSD. 2.Support SATA I/SATA II, support SATA hot plug, support for RAID configuration, RAID0/RAID1/JBOD/NRAID. 3.Support DMA and Ultra DMA mode (only when the CF card has this function). 4.This product supports for DOS/98SE/Me/2000/XP/Vista/Win7/OS X/Linux system. 5.Supports CF memory cards up to 2TB, with a 2.5?inch hard drive box, which can be used like a standard 2.5?inch hard drive. specification:Item Type: Adapter Card Support Card: CF card Maximum Capacity: 2T Hard Disk Box Size: Approx. 6.4cm / 2.5in Suitable for laptop hard drive installation Product Description: The adapter matches the size of the 2.5-inch SATA HDD, allowing users to use two CF cards to develop a 2.5 SATA HDD compatible with SSD functions. Its high speed and various functions can meet the needs of high-end product users and professionals. PackageList:1 x Adapter Card