OP–Z - how do i change delay timing? [video] July 01, 2021 17:13 Updated here's vanbot exploring a creative use of changing delay timing on OP-Z: for more information please see the user guide. Related articles OP–Z app compatibility status, bluetooth, ios, mac and android. OP-Z, how to export projects? OP–Z - how do i remove usb noise? [video] OP–Z + OP-1 - can i sync them? [video] OP–Z - how do i update the firmware?