Startech 1 port usb to rs232 db9 serial adapter
Add an rs232 serial port to your laptop or desktop computer through usb with a detachable usb cable 1 port usb to rs232 db9 serial adapter with detachable 6ft usb a to b cable usb to serial adapter usb to rs232 converter usb to serial cable detachable usb cable design 6ft 1 8m usb a b cable included