Sound Bars by Polk Audio. Details:Polk MagniFi 2 high-performance home theater sound bar and wireless subwoofer system provide bigger, more dynamic sound than traditional sound bars, and is optimized to make movies, TV, video games and music come to life. The MagniFi 2 features patented SDA surround technology for a wider, more immersive listening experience and Voice Adjust technology for crystal clear dialogue. Includes HDMI and Optical cables for quick and easy setup. Compatible with HD and 4K TVs. Includes HDMI and Optical cables for quick and easy setup. At just over 2” tall, the sound bar can easily fit under your TV without blocking its remote sensor, and with 2 keyhole slots coupled the unit can also be mounted to any flat surface offering a variety of placement options.