Brainboxes PX-257. Host interface: PCIe, Output interface: PCI-Express x1, x4, x8, x16, Connector(s): DB9 M. Data transfer rate: 0.9 Mbit/s. Certification: CE, METL, RoHS, WEEE. Colour of product: Green. Connectivity technology: Wired, Compatible operating systems: Win Server 2003, Server 2008, XP, Vista