The Belkin F5U109 USB to 9 Pin RS232 Serial Converter Adapter allows for easy connectivity between a PC or Mac and various devices that use a 9 pin serial port. With its compact USB form factor, this adapter simplifies the process of connecting different systems for data transfer or communication purposes. Manufactured by Belkin in China, this model ensures reliable performance and compatibility with a range of devices. Ideal for enhancing connectivity options in a variety of computer settings, the Belkin F5U109 adapter provides a convenient solution for expanding the functionality of your system.