ITEM NAME:2 Ports PCIe to IDE SATA II eSATA x2 Adapter Card Conversion RAID Controller Description: Chip: JMB363 ; Interface: 2 internal SATA interfaces, 1 ATA133 interface, 2 external ESATA interfaces (external ESATA and internal SATA can only use 2 at the same time, select by jumper, the default is 2 internal SATA interfaces) Normal: Compliant with PCI-Express 1.0 a standard; PCI-Express speed 2.5/s full duplex channel; Support plug and play; Driver support Windows 2000/xp/7/8/server 2003/xp 64bit/ Vista, Linux, for Mac PATA: Support Ultra ATA 133 hard drives, and down support Ultra ATA 100/66/33 standards; transmission rate 133MB/sec, ATA133; support 137 GB or more capacity hard drives (48-bit LBA mode); 1 IDE interface supports up to 2 IDE devices SATA II: Support 1 external ESATA interface and 1 internal SATA interface, transfer rate up to 3Gb/s; Support SATA 1.0 standard; 256-byte FIFO port fast read/write operation RAID array; support RAID 0, RAID 1, RAID 0+1 mode, support JBOD Specification: Size: 10x10x2cm/ 3.9x3.9x0.8 inch Package Includes: 1x JMB363-PCIe Adapter Card SKU: 0033145477022343.SATA II: Support 1 external ESATA interface and 1 internal SATA interface, transfer rate up to 3Gb/s; Support SATA 1.0 standard; 256-byte FIFO port fast read/write operation. RAID array; support RAID 0, RAID 1, RAID 0+1 mode, support JBOD.