USB to serial female adapter cable allows any PC to connect serial devices and programs that communicate through COM ports Designed for connecting Serial devices such as DB9 equipped PCs, routers, GPS, Programming machine, barcode scanners, label writers, serial modems, digital cameras, card readers, palm PCs and digital organizers, etc 6ft USB to serial cable with standard USB Type A Male to standard 9-pin DB9 Female RS-232 serial connector