Polk Audio and Acoustic Engineer Andres Lobo goes behind the scenes with Monitor XT90. The Monitor XT90 fits atop the Monitor XT20, MXT60, MXT70 (or wall mounts) to enhance movies and games in Dolby Atmos and DTS:X with dramatic 3D sound. Hear planes flying overhead, special FX, ambience and more for a truly immersive experience. #PolkAudio #GreatSoundForAll