Polk Audio Magni-Fi Soundbar with Wireless Active Subwoofer Voice Adjust Technology uses an adjustable three element line array with the center driver receiving the greater share of the bandwidth in order to provide clean clear, crisp dialogue, whether you're sitting directly in front of the TV or off to the side Music and Movie Immersion Modes tailor the Magni-Fi Sound Bar for a more immersive listening experience Polk's exclusive Full Complement Bass Drive Technology in the bar improves lower midrange, upper bass tonal richness, fast transient response and overall output capability Bluetooth Wireless Technology with apt delivers CD-quality sound from your smartphone, tablet or other compatible device Works with virtually any TV. Total Frequency Response: 40 Hz to 22 kHz. Audio Inputs: Toslink Optical & Analog 3.5mm Mini-Jack (AUX)