The more sophisticated ones can start to address lighting, thermal and acoustic comfort too. (educationbusinessuk.net)
All versions offer M - B's classic designo premium cabin appointments including supple Nappa leather upholstery, but only the new Sedan and Wagon can be upfitted with an available 12.3 - inch reconfigurable main instrument cluster, 1,450 - watt Burmester audio system and a cabin - quieting Acoustic Comfort Package. (kbb.com)
Thanks to this efficient decoupling, the new rear axle also contributes to the excellent acoustic comfort on board the BMW 5 Series Sedan. (topspeed.com)