Marshall Acton III Bluetooth Home Speaker – Midnight Blue

Price: $299.99
(as of Oct 25, 2026 03:51:11 UTC – Details)


As the most compact speaker in the home line-up, Acton III fits in anywhere, with sound that really stands out. Acton III has an even wider soundstage than its predecessor, delivering room-filling Marshall signature sound that has been re-engineered for a more immersive experience. This generation of Acton has tweeters angled outwards and updated waveguides to deliver a consistently solid sound that is so wide it chases you around the room. This two-way driver system delivers a balanced sound, with crisp, soaring treble and controlled, rumbling bass. Built-in Dynamic Loudness adjusts the tonal balance of the sound, ensuring your music sounds brilliant at every volume, while Placement Compensation corrects for any nearby reflective surfaces that may affect the sound. Acton III is ready for the future of Bluetooth technology and has been built to deliver next-generation Bluetooth features the moment they are available. Marshall has taken its signature rock ’n’ roll home speaker line-up and given it a stripped-back look that makes a loud statement. Its iconic design knocks all other speakers off the shelf. It may have an updated, cleaner look but Acton III has never felt more Marshall. Choose the finish that fits you – original Black, or vintage Cream. Acton III has music at heart and the environment in mind. While staying true to the iconic design that speaks to the brand’s heritage, this generation has a PVC-free build that comprises 70% recycled plastic and only vegan materials. Acton III has a straight-to-business design, so you can just pair and play. Easily connect to your speaker from your device using Bluetooth or 3.5 mm and get straight to listening. Over 60 years of sound knowledge is combined with future-proof technology in Acton III to completely immerse you in your music.
ROOM-FILLING SOUND: Acton III has an even wider soundstage than its predecessor, delivering immersive, room-filling Marshall signature sound.
PAIR, PLAY AND TURN IT UP: Acton III is straight to business, so you can just pair and play without the hassle of a complex set-up
NEXT-GENERATION BLUETOOTH: Acton III is ready for the future of Bluetooth technology and has been built to deliver next-generation Bluetooth features the moment they are available
ICONIC DESIGN THAT STANDS APART: Marshall has taken its signature rock ’n’ roll home speaker line-up and given it a stripped-back look that makes a loud statement
A MORE SUSTAINABLE APPROACH: While staying true to the iconic design that speaks to the brand’s heritage, Acton III has a PVC-free build that comprises 70% recycled plastic and only vegan materials.
Customers praise the speaker’s sound quality, particularly its bass for a small speaker, and appreciate its vintage style reminiscent of the golden era. The Bluetooth connectivity is seamless and easy to set up, and customers find it excellent for small homes and apartments, with one customer noting it performs better than the Woburn at close range and low volume. While the compact size and value for money receive positive feedback, reliability receives mixed reviews, with some customers reporting it works flawlessly while others find it difficult to operate.