USB2.0 to RS232 Female DB9 serial cable, connect the USB port on your computer to your RS232 DP 9-pin devices, the USB port is available with 1Mbps data transfer rate. Note: If your RS232 device has a female port, you will need to get a DB9 RS232 male to male converter or cable to connect between your device and the RS232 port on the cable. Easy installation, plug and play, uses the latest PL2303 chipset from Prolific, supports Windows 10/8.1/8/7/Vista/XP//2000 /for Linux 2.4 or higher /and for OS X 10.6 and higher. Easy connection, USB to RS232 adapter works with modems, ISDN terminal adapters, digital cameras, label printers, PDAs, cash registers, CNC, PLC controllers, tax printers, POS, barcode scanners, label printers and other devices with DB9 SERIAL ports. Please note that 1: not compatible with cutting plotters 2: not compatible with VGA 15-pin device. [Stable data transfer]: Tinned copper conductor and triple shielding for best data transfer rate. Powered by USB port, no external adapter required. [Driver must be installed]: Install the included driver via the included CD to enable this adapter cable. Connection type: RS232, USB 2.0 Cable type: USB Compatible devices: Scanner, PC, Modem, Printer Color: Black Material: Plastic + Metal Package contents: 1 x USB to RS232 adapter 1 x CD Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.