Specifications Color‎:‎blue Wire Materials‎:‎copper Applicable Equipment‎:‎serial line Type‎:‎USB cable Total Length‎:‎80cm Features ‎-This product can easily achieve the computer USB interface to the universal serial port conversion between the serial port for the computer to provide fast access‎,‎ and the use of this product is equivalent to the traditional serial device into a plug and play USB devices‎.‎ ‎-Support various types of single‎-chip‎,‎ single‎-chip STC download‎,‎ LED screen control card‎,‎ MODEM‎,‎ ISDN terminal adapter communication for a USB port of the computer or notebook‎.‎ ‎-Installation is simple‎,‎ no external power supply and physical drive‎.‎ Instructions ‎-Run the driver CH340‎.‎EXE file to install‎.‎ ‎-Connect the USB cable to the USB port of the computer and install the driver automatically‎.‎ ‎-After the success of the installation to the Device Manager COM port‎.‎