Gold Plated USB 2.0 Male to RS232 Female DB9 Serial Cable connects a serial DB9 (9 PIN) device, such as a modem, to a USB port on your computer. USB port with 1Mbps data transfer rate. NOTE: It's USB to RS232 FEMALE adapter Latest Prolific PL2303 chipset. supports Windows 11/10/8.1/8/7/Linux /Mac OS; NOTE: Drivers can be downloaded at Cablecreation website Easy Connectivity: USB to RS232 adapter works with models, ISDN terminal adapters, digital cameras, label writers, palm PCs (Windows 11, 10, Windows 8, windows 7-should auto detect and install the drivers), PDAs, cashier register, CNC, PLC controller, tax printer, POS, bar code scanner, label printer, and devices with DB9 serial ports Please note that its not compatible with Cutting plotter, SCM Tinned Copper Conductor and triple shielding ensure the best data transfer rate. USB bus powered, no external power adapter required. NOTE: If not recognized, you may need to use this serial adapter with a null modem adapte