Carry the heaviest portable sound in your hand. Middleton has a quad-speaker set-up to ensure the ultimate immersive experience wherever you roam. Control playback and adjust the bass and treble using the top-mounted controls or the dedicated app. Built-in Dynamic Loudness adjusts the tonal balance of the sound to ensure your music sounds brilliant at every volume. Middleton utilises True Stereophonic, a unique form of multi-directional stereo sound from Marshall. Experience superior spatial and binaural sound that flows around you and fills any space. This is absolute 360° sound – where every spot is a sweet spot. | Marshall | | Middleton Portable Bluetooth Speaker with Rugged Waterproof / Dust-proof Wireless Design | Black/Brass | Best Buy