There is a Marshall app that goes with the Acton III that can be used as a remote control and also lets you do wireless software upgrades, but the speaker runs perfectly well without the app.

The new speaker is built around Marshall’s award-winning Emberton II wireless speaker which has been updated to reflect Caribbean Soundsystem Culture. The collaboration is an extension of a ...

This Marshall Stanmore III review is all about the combination of style and superb sound - it’s what Marshall is known for, and has been known for since the 1960’s when it was first founded ...