Two Port PCI Express Serial Adapter Card with 16950 UART can be installed into an available PCI Express slot, to provide two high performance 16 C 950 serial UART channels/ports - a convenient solution for connecting modern or legacy serial devices with support for data transfer rates of up to 460 Kbps. The 2 port serial card is easy to install and configure, with support for a broad range of Windows operating systems. Plus, the card features IRQ sharing and supports plug and play serial device connections, hassle-free installation Brand: Other Compatible with: PC Accessory Type: Computer Parts Are batteries needed to power the product or is this product a battery: 0 Is this a Dangerous Good or a Hazardous Material, Substance or Waste that is regulated for transportation, storage, and/or disposal: 0.