Thank you for your patience during our change over.
If you are looking for DRIVERS for USB devices, We have nothing to do with this product.
Prolfiic is a project management service provided by Silent Software, Inc. An American company.
Prolific TW is a Chinese company, that may no longer be in business.
We are sorry if you product is not supported.
If you have any concerns, please feel free to contact me personally.
Reichart Von Wolfsheild
Cheif Software Architect