Features 1、MAIN FUNCTIONS: Converter is used to provide a connection between USB and traditional RS 232 serial port 2、SUPPORTED OPERATING SYSTEMS: USB to RS232 converter support for Windows 2000, ME, 98SE, for Windows XP(32 or 64 bit), for Windows(32 or 64 bit), for Windows 7(32 or 64 bit), for Windows 8 or 8.1(32 or 64 bit), for Windows 10 and 11(32 or 64 bit), for OS X 10.6 and later, for Linux 2.4 and later 3、48IN FLEXIBLE CABLE: The integrated and flexible 48in USB 2.0 cable is suitable for most installation scenarios 4、TECHNICAL PARAMETERS: The USB to serial adapter support USB 1.1 and is compatible with USB 2.0 and USB 3.0 ports. The RS 232 serial connector use the USB standard widely supported by most laptops and desktops today to connect RS 232 serial devices, such as modems or printers 5、EASY SETUP: USB to serial 9 pin converter cable is easy to install in just a few seconds. Plug into your computer, and the COM port and baud rate can be modified as needed 6、SCOPE OF APPLICATION: USB to RS232 serial converter is widely used for cash register, writing pad, access control system, barcode printer, scanner, PLAM, CNC machine, PLC, industrial instrument Specification Item Type: USB to RS232 Converter Model: USB-232 Material: Rubber, nickel plated Cable Length: 48in Transfer Rate: Up to 225 kbps Protection Function: Overcurrent protection USB Port: Type A RS232 Interface: 9 Pin male head Compatible Systems: for Windows 2000, ME, 98SE, for Windows XP(32 or 64 bit), for Windows Vista(32 or 64 bit), for Windows 7(32 or 64 bit), for Windows 8 or 8.1(32 or 64 bit), for Windows 10 and 11(32 or 64 bit), for OS X 10.6 and later, for Linux 2.4 and later Application: Cash register, writing pad, access control system, barcode printer, scanner, PLAM, CNC machine, PLC, industrial instrument and so on Package List 1 x USB to RS232 Converter