Can the Duet 3 use an ADAT Extension? No. The Duet 3 does not feature any Optical I/O, therefore extension via ADAT is not possible. For more info on the Duet 3, check out these great resources: Duet 3 User's Guide
![Apogee Logo White.png]](https://knowledge.apogeedigital.com/hs-fs/hubfs/Apogee%20Logo%20White.png?height=40&name=Apogee%20Logo%20White.png){kind=small}