oplab, user guide in english January 14, 2021 11:15 Updated click here to find the original oplab (discontinued) user guide in english. Related articles oplab module ZM-1, troubleshooting / how do i get it to work? OP-Z, how can i use it in a DAW for midi/streaming audio/recording? can i purchase a replacement battery from teenage engineering? what are your shipping times, when will i receive my order? can i pay with several cards?