USB to RS232 cord for Windows 10, 8.1, 8, 7, Mac OS 8 or higher, Linux 2.4.0 and later.USB to serial adapter is designed for connecting serial devices such as DB9 equipped PC, router, GPS, Programming machine, barcode scanner, label writer, serial modem, digital camera, card reader, palm PC and digital organizer, etc.(It's NOT 15 pin VGA Monitor Cable) The Male Serial to USB cable (9 pin to USB A male) allows your PC to connect RS-232 serial devices and programs that communicate through COM ports.