StarTech.com RS232C Serial Adapter Card / 4 Ports / PCI Express x1 / PCIe RS232 Serial Host Controller Card / PCIe-Serial DB9 Card / 16950 UART Built-in / Expansion Card / Windows & Linux

STARTECH.COM Advantages: A brand that has been the IT professional's choice for over 30 years. Provides lifetime warranty and lifetime free technical support for this product Versatile applications: Can be used on both standard and small (SFF) desktops / servers, POS terminals, PLCs, factory control / automation, scientific sensors, medical equipment Standard profile and low profile brackets for communication with scanners, oscilloscopes, etc .: PCI Express RS232 serial adapter cards come with standard brackets shipped from the factory and include low profile brackets as an option. Power setting: This product can select 12V, 5V, or no power from pin 9 to supply a total of up to 2A power; 4 ports can be set individually; DB44-4x DB9 breakout cable included
4-port serial card: A serial controller card with 16950 UART based on ASIX AX99100. Equipped with 4 DB9 ports, realizes bidirectional RS232 up to 921.6Kbps per port, and can use 256-byte FIFO buffer