VisionPlus TV card (twinhan vp-1020a) usbdll plugin?

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I've got a VisionPlus TV card (twinhan vp-1020a)with remote and a reciver device is on USB. I finaly have an option to select reciver port on USB not COM, and girder (when I press F9) shows the window with that comunicate. What shall I do, or what I'm doing wrong? ? ? ?sdrzwpx@hotmail.com