Function: 1. Data transfer 2,5 Gb/s: PCI express expansion card with data transfer rate do 2,5 Gb/s, provides a 4-pin power connector. 2. Easy installation: adapter pci express carries pci express do pci socket, easy to install and install. 3. Compatible: The PCI express converter is compatible with PCI Express 1.0, compatible with PCI version 2.3 and widely compatible. 4. Material PCB: The expansion card is made of PCB material, with high reliability, high stability, convenient and fast use and stable performance. 5. Plug and Play: Plug and play, does not ma need to install drivers or software, simple operation, it will not take you too much time. Specification: Item Type: Adapter PCI E do PCI slot Material:PCB Transfer type: PCI E do PCI slot How to use: plug and play List of packages: 1 x PCI E do PCI socket adapter