Bang & Olufsen Resurrects A Classic Turntable As Part Of The New Beosystem 72-22 Cool Danish audio brand Bang & Olufsen has announced a limited edition audio system called the Beosystem 72-22. The handcrafted music system features the classic B&O Beogram 4000c, wireless technology, Beoremote Halo and Beolab 18 wireless speakers.