For support of our Miracast dongles, AirPlay receivers and WiDi adapters, please email to 

Support only applicable for end users
1. who shops at our official online store: and this product site.
2. who shops from our OEM/ODM brands but the dealers cannot offer proper support

We are not able to support for any looks-like-yours product as we're only familiar with our genuine products.

Thanks for your understanding and support.

Visonicom Technology