OP-Z Explored Course By AV Publisher: ASK Video Genre: Music Released: 21 Jun, 2019 Size: 1,313.4 MB Price: $6.99 Click here to request a review of this app App Store Info Description Teenage Engineering’s OP–Z by is a very unique multimedia sequencer and synthesizer. Learn how to use this creative portable device in this course by synth expert Thavius Beck! Screenshots Screenshot 1 of 8