Features: brand new and high quality Mini PCI-Express Sata expansion card can expand 2 Sata3.0 ports Using native PCI for Express 2.0 bus for Revision1.0 This card supports Sata 6Gbps devices compliant with Sata 3.0 specification, and is backward for Sata1.5Gbps and 3.0Gbps devices for Comply with Fulll-Mini card type slot specification Support Windows8/7/ Vista/XP/Server 203-2008 32/64 bit Linux etc systems Package Includes: 1 PC x Mini PCI-E to SATA3 Expansion Card Specifications: Item: Mini PCI-E to SATA3 Expansion Card System Requirements: Computer with Mini PCI-Express slot Support Sata3.0 Data transfer up to 6Gbps Size: approx 2.9x2.6cm/1.14x1.02in Material: OCT note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.