The Bluetooth speaker, headphone and amp specialist ups its game significantly to launch a full-blown Dolby Atmos soundbar – but can it match the key rivals?

Marshall’s first ever soundbar supplies quaking bass and awesome Atmos for movies, making it a top-tier all-in-one option.

At $999 / £899, the Heston 120 has been positioned against the likes of the Sonos Arc Ultra ($999 / £999), Samsung's latest ...