The SIIG 2-Port USB to RS-232 Serial Adapter Cable is designed to add 2 RS232 serial ports to your USB-enabled desktop or notebook computer. It supports serial port data transfer rates of up to 230 Kb/s, supports USB plug and play and is powered by the USB bus, no external power adapter is needed.
It is the perfect solution for connecting additional RS232 serial devices such as modems, digital cameras, ISDN terminal adapters, graphics tablets, PDAs, bar code scanners, label printers and more. The 2-Port USB to RS-232 Serial Adapter Cable is FCC and CE approved and RoHS-compliant. It is compatible with a wide variety of Windows operating systems.