Features and Benefits Features Compliant with PCI Express Base Specification 1.0a Supports 2 x UART serial port Built-in 16C450/550 compatible UART On chip 256 byte FIFOs in transmit and receive path of each serial port Serial data transfer rate up to 230400bps Supports Standard Parallel Port (SPP), Enhanced Parallel (EPP) & Enhanced Capability Port (ECP) Parallel data transfer rate up to 1.5Mbps Bus PCI-Express x1 Connectors 2 x DB9 male serial connectors 1 x DB25 female parallel connector   System Requirements Windows® 2000 / 2003 / XP/ 32/64 bit, Vista 32/64 bit, Win 7&8 32bit/64bit, WIN 10 32Bit/64Bit One available PCI Express slot   Package Contents 1 x PCIe 2S1P Card 1 x DB25 parallel port cable 1 x Driver CD 1 x User’s Manual   Hardware Installation 1. Turn Off the power to your computer. 2. Unplug the power cord and remove your computer’s cover. 3. Remove the slot bracket from an available PCIe slot. 4. To install the card, carefully align the card’s bus connector with the selected PCIe slot on the motherboard. Push the board down firmly. 5. Replace the slot bracket’s holding screw to secure the card. 6. Replace the computer cover and reconnect the power cord.