PCIe to 2 Port SATA 3.0 Expansion Card, Support IDE/AHCI mode. PCI SATA Controller Card,Compliant with Serial SATA version 3.0; Compliant with PCI-E 2.0 specification. PCI-E SATA Expansion ,Built in 2 SATA3.0 interfaces,Supports SATA 3.0 transfer speeds up to 6.0Gbps bandwidth transmission and backwards compatible with SATA I/II at 1.5/3.0Gbps. SATA PCIE Expansion Card,Supports Hot Plug and Hot Swap, IDE / AHCI programming interface. PCI Express Card,Support: Windows10/8/ 7 (32/64 bit)/Vista (32/64 bit)/XP/Server 2003/2008/ / linux Interface: PCI express card Speed for SATA3.0-- 6Gbps Speed for SATA2.0--300MB/S Speed for SATA1.0--150MB/S Operating Temperature: 10~40 Storage Temperature: -10~80 A super fast and high-capacity data transfer solution. Stable and reliable chipset ASMEDIA ASM1061. Compliant with Single- (x1) PCI Express specification revision 1.0. Supports 2.5Gbps PCI-E bus with full duplex channel. Supports ATAPI devices: CD-ROM, DVD-ROM, etc. No external power required for the card. colour: black Material: plastic Package Contents: 2 x Sata expansion card Only the above package content, other products are not included. Note: Light 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.