Brainboxes PX-475. Host interface: PCIe, Output interface: PCI-Express/Serial, Connector(s): 1x LPT, 1x RS232. Data transfer rate: 0.9 Mbit/s. Width: 78 mm, Depth: 120 mm, Height: 20 mm. Certification: RoHS, CE, WEEE. Colour of product: Green