You can try the following options to download the KA301 driver:
: Powered directly via the USB port (5V DC); no external power supply required.
There are several ways to find and download the KA301 driver:
Three possibilities:
If you no longer have the mini-CD that came with the device, many reputable hardware driver databases host the specific or KA301_Setup.exe files. Always ensure you scan these files with antivirus software before running them. How to Install the KA301 Driver (Step-by-Step)