C2G 22429 USB to DB25 Serial RS232 Adapter Cable, Gray (6 Feet, 1.82 Meters) Quickly convert your DB25 serial device to USB; great for many digital cameras and POS Perfect for connecting a serial device to a laptop or PC's USB port USB-A male to DB25 male Compatible with USB 1.1, USB 2.0 and USB 3.0 ports 1 Year Warranty