It is designed to support the usb audio 2.0 device class. A, please go to your computer device manager, you can see ezcap video grabber or totmc video grabber on the category video, sounds and controllers list.
It gives you the possibility to make recordings with audio-video capture devices on the windows 7, 8 and 10. Usb grabber is a tool to automatically copy the contents of your usb key as soon as it is plugged to your computer.
Using a video-to-usb converter from the imaging source, analog video sources become usable in a digital environment.