The Alto 8i lets you add immersive, theater-quality surround sound with a single, slim sound bar.Dolby Atmos technology brings multi-dimensional sound for greater depth and excitement, so you're able to enjoy a more cinematic experience. Experience deep, rich bass with the dual internal subwoofers to make movies and music truly come to life.It's RokuT V Ready and designed to work seamlessly with your TCL Roku TV,so you'll enjoy simplesetup, easy access to sound settings, and compatibility with your TCL Roku TV remote. Stream all your favorite music and podcasts from apps like Pandora, Spotify, TuneIn, and more, wirelessly from your smartphone, tablet, or laptop with Bluetooth wireless technology.Alto 8ilets you enjoyyour favorite entertainment even more with three specialized sound modes for Movies, Music, and TV. The Movie mode lets you hear the dialogue with precise clarity and feel the impact of punches or explosions in intense action scenes. Music mode enables you to hear instruments, vocals, and bass with pristine accuracy. Finally, TV mode isolates ambient sound from speech, enabling you to focus on content without getting distracted by background noise.