For more than five decades, Polk has led the way in innovating speakers that provide great sound at an accessible price. Our award-winning S4 & MagniFi sound bar series deliver superior home theater sound at a fraction of the cost of comparable sound bars. Elevate your TV sound and bring movies, TV, music, and games to life in true Dolby Atmos and step into an immersive, 3D sound field. #PolkAudio #SoundBars #DolbyAtmos #HomeTheater #PolkLove #HomeAudio #Audiophile #MagniFiMaxAX #MagniFiMiniAX #Signa4 #Signa4D