USB2.0 to RS232 Male DB9 Serial Cable,Connect USB Port on your Computer to your RS232 DP 9Pin Devices,USB Port is available with 1Mbbps date transfer rate Simple installation ,plug and play,Uses latest prolific PL2303 Chipset,Supports Windows 10/8.1/8/7/Vista/XP//2000 /Linux 2.4 or above /and Mac OS X 10.6 and above Easy Connectivity,USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs,cashier register,CNC,PLC controller,tax printer,POS, bar code scanner, label printer,and devices with DB9 SERIAL ports.Please note that not compatible with Cutting plotter,SCM Driver for the first time use,please find the driver at our CableDeconn official site or in the Package to download driver to ensure you can use this adapter normally