The Belkin F2N209-10-T Serial Extension Cable is a high-quality cable designed for extending the reach of serial connections, such as a serial mouse or CGA/EGA video. Features BD9 Male and female connectors. With a length of 10 feet, this cable is perfect for those who need more flexibility in their setup. The bundle of 2 cables ensures that you have a spare on hand for future use, making it a convenient and reliable option for any computer setup.