1. Download V4A from this page:http://vipersaudio.com/blog/?page_id=48
(Select ViPER4Android FX v18.104.22.168)
2. Install like normal app
3. Run it and install drivers (App will do this automatic)
4.Go to Settings>Sound>Sound Effects>Select "ViPER" (or something like that
5.Reboot ur device. If you did it previously, you will need to do this again.
6.Enjoy! (Remember about turning on Main toggle)