Features: PCI to 4 port SATA card with function. Support PCI 32-bit bus, the bus speed is 33MHz/66MHz, PCI standard version 2.3 Compatible with plug and play Chip: Silicon Sil3114 Color: black Material: PCB+ electronic components SATA: Support 4 internal SATA ports, rate up to 1.5Gb/s Support SATA 1.0 standard 256- port for fast read/write operations RAID : Support RAID 0, RAID 1, RAID 5, RAID 0+1 mode, support JBOD Supporting device: , CDROM, DVD ROM, CD-R, CD-RW, DVD-R, DVD-RW etc. System Requirements: At least one available 32-bit PCI interface on the PC Supported operating : Windows 98SE//2000/XP/NT 4.0/XP 64-bit/Vista, Linux & Netware. Product Features: 4 SATA ports MM-SA3114-4IR supports RAID 0, 1, 5, 0+1 function MM-SA3114-4I expansion card without function Applications: 150MB/sec (S- Rev1.0 theoretical value) Specifications: Supports four hard drives Support RAID mode including RAID 0, 1, 0+1 Support 137 GB or more capacity (48-bit ) Up to 150 MB per second (1.5 Gbit) speed System Requirements: Windows 98SE//2000/XP/NT 4. Package Contents: 1 x PCI expand card 1 x CD Driver Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.