X DUO BLACK HOLE IMAGE do not use any other image for this type of receiver it will damage your flash this Image is for X DUO receiver only I have not tested it on original VU box
https://www.dropbox.com/s/luqnmberhj00fc6/X-DUO-BlackHole-2.0.8-bm750_usb.zip
https://www.dropbox.com/s/luqnmberhj00fc6/X-DUO-BlackHole-2.0.8-bm750_usb.zip