Synthetic Rig V4 Course By AV Publisher: ASK Video Genre: Music Released: 2 Jun, 2019 Size: 656.0 MB Price: $6.99 Click here to request a review of this app App Store Info Description The new Synthetic Rig V4 Bundle for Reason is an expanded collection of synth tutorials designed for the electronic music producer. This in-depth course, included free in the Props RE bundle, explains them all and shows them in action. Screenshots Screenshot 1 of 4