USB to RS232 DB9 Serial Cable + DB25 Pin Adapter / Port Adapter Converter for GPS, PDA, PC, Modem Cable Length: 3 feet Includes one USB 2.0 to 9-pin Serial Male Adapter; &amp; one 9-pin Serial Female to 25-pin Male Adapter For use with computers without serial ports Includes Driver CD Compatible with Windows 95/98/98se/2000/ME/XP