Features: 1.4 Channels: The PCI express SATA card supports 4 independent serial ATA channels, which brings convenience to your daily office 2.1.5Gbps Transfer: The PCI SATA card 4 ports ensure stable transfer and operation, with data transfer rate up to 150 MB/s(1.5Gbps) 3.Scope of Application: The PCI to 4 port SATA card adds four independent SATA ports to a PCI equipped computer (please note it is a PCI card, not a PCIE card) 4.Simple Operation: The PCI SATA controller is easy to operate and can be used after installation, and can be used without complicated procedures 5.PCB Material: The SATA expansion card is made of PCB material, which is wear resistant and durable, and has a long service life specification:Item Type: PCI to 4 Port SATA Card Material: PCB Adapter Type: PCI to 4 Port SATA Transfer Rate: 150 MB/s (1.5Gbps) PackageList: 1 x PCIto4PortSATACard 1 x Disk Drive