Convert an available USB-C port into a RS232 DB9 serial port; ideal for connecting legacy devices such as barcode scanners, industrial sensors and digital signage boards. The COM retention feature allows the same port value to be reassigned in the event of a reboot or the cable is disconnected. Provides dual buffers for upstream and downstream data transfer and supports high speed Baud Rates up to 921.6Kb/s. It is USB Powered, no external adaptor required and has a 0.4m cable length. Supports Windows, Linux and Mac OS and comes with a 2 Year manufacturer warranty.