Enhance the connectivity of your Shuttle XPC All-in-One PC with the Shuttle PCL71 COM/LPT port expansion. Designed specifically for the X50 series (V4-V8) and P90U/P92U models, this expansion module adds essential legacy ports to your system’s back panel, including two RS232 serial (COM) ports and one parallel (LPT) port to support a range of industrial and legacy peripherals.

• 2x RS232 Serial Ports: Each port features a Sub-D 9-pin male connector. COM1 port supports switching to RS422/485 mode through BIOS settings for versatile communication options.
• 1x Parallel Port: Features a Sub-D 25-pin female connector for parallel devices.
• Auxiliary Voltage Supply: Both serial ports can provide auxiliary power at 5V or 12V, enabling compatibility with various serial devices.
• Comprehensive Installation Kit: Package includes the PCB, 4 mounting screws, a ribbon cable for connection, a type label sticker, and a multi-language quick installation guide, ensuring a smooth setup.

For more information, visit the [official Shuttle product page](https://www.shuttle.eu/en/products/accessories/pcl71).