Marshall upgrades the bass and repairability of two wireless speakers
via marshall.com
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The knobs and other parts on the Stanmore IV and Acton IV speakers are replaceable. | Image: Marshall Marshall announced new versions of its Acton and Stanmore Bluetooth speakers today with upgraded tweeters, bass ports, and internal designs that improve their ability to fill a room with sound. Both the Acton IV and Stanmore IV […]