Siig 1-Port Serial PCIe Card. Host interface: PCIe, Output interface: PCI Express x1, Connector(s): 1x RS232 9-pin. Data transfer rate: 15 Mbit/s. Width: 122.2 mm, Depth: 85.7 mm, Height: 19.05 mm. Certification: ROHS, CE, FCC Class B. Colour of product: Green