1、[5 Port PCI‑E to SATA] Equipped with 5 SATA0 interfaces, conforming to PCI‑E0 specification, supporting 5 SATA hard disk connections, and the transfer rate can up to 6Gbps. 2、[Good Heat Dissipation] Using alloy radiators to ensure stable chip temperature, this PCIE expansion card has a higher speed and more stable transmission. 3、[PCIE 4X Interface] As long as the motherboard has PCI‑Express 4X/8X/16X slots, this adapter card can be easily expanded, plug and play, which is convenient and fast. 4、[Multi System Compatibility] This adapter card can be used for Windows(R)XP/Server 2003/Vista/7/8(32/64bit), for OS X, forLinux and other systems, widely compatible. 5、[Wide Application] PCIE to SATA 0 5 port expansion, compatible with most chassis on the market, this SATA 0 expansion card is only suitable for PCI‑E motherboard slots, not for PCI slots 1 x Adapter Card Item Type: PCI-E to SATA 3.0 Adapter CardMaterial: PCB, Aluminum AlloyColor: BlackNumber of Interfaces: 5 SATA 3.0Input Interface: PCI-Express 4XPCl-E Slot Support: PCI-E 4X/8X/16XTransmission Speed: 6GbpsInstallation Method: In Line PCIE Card SlotOperating System: For Windows(R)XP, for Windows Server, for Windows 2003, for Windows Vista, for Windows 7, for Windows 8(32/64 bit), for OS X, for Linux and Other Systems Are Universal.