The ultrapact MagniFi Mini AX sound bar is equipped with an advanced 5-speaker array and down-firing subwoofer to deliver immersive audio playback. MagniFi Mini AX leverages 50 years of Polk loudspeaker engineering and an advanced five-speaker array and powerful subwoofer to upgrade your TV sound with deep, impactful bass, crystal clear The ProMedia Heritage 2.1 Multimedia Speaker System features a robust Bluetooth ® connection so you can connect to your laptop, tablet, mobile device, TV, or gaming console device instantly. Get ready to amp up your productivity or unwind after a long day.Acoustic Audio AA5172 700W Bluetooth Home Theater 5.1 Speaker System with FM Tuner, USB, SD Card, Remote Control, Powered Sub (6 Speakers, 5.1 Channels, Black with Gray) Product Description. Rock out to your favorite tunes easily with this beFree SoundM 5.1-channel speaker system, which offers wireless streaming via Bluetooth and wired connectivity using the USB port or SD memory card reader. The amplifier and five 3" speakers produce robust audio. See all Speaker Systems.