Features: brand new and high quality Equipped with 16 sata3.0 interfaces, according to osmo specifications, supports 16 sata hard disk connections and the transfer rate can reach 6gbps. PCI-e x1 interface can be easily expanded as long as the motherboard has a PCI for Express x1/x4/x8/x16 slot, plug and for play, convenient and fast. Alloy heat sink to ensure stable chip temperature, higher speed and more stable transmission. The 3mm thick gold finger is gold plated and the gold finger is connected to the motherboard's sata slot to ensure data transmission integrity and stable operation. for various operating systems: Universal for Windows(R) XP/Server 2003/Vista/7/8(32/64bit)/for Mac/Linux and other systems. Specifications: Product Name: PCI-E to SATA3.0 Expansion Card Transmission speed: 6Gbps Material: Metal PCB Color : Black Bus Type: PCI-E X1 can be for PCI-E X4 X8 X16 and other interfaces at the same for time Number of interfaces: 16 sata3.0 Installation method: in-line pci-e card slot Working environment: 0 ℃-55 ℃, humidity 85% Storage temperature: -20 ℃-65c, humidity 85% Product Size: approx. 120x120mm/4.72x4.72in Package Includes: 1PC x PCIE to SATA Card note: Due to different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Thanks! Please allow 1-2cm measurement deviation due to manual measurement.