The Pyramat has a subwoofer speaker mounted in the head cushion so the sound comes from directly behind the player's head. Just connect up your gaming machine, iPod or MP3 player, DVD player, TV, home stereo system or computer and the sound rocker will fill your room with music and sound at the push of a button, It's really that easy! The built-in audio system really brings the video gaming experience to life. To experience sound and motion in a whole new way, plug in these Game Chairs to your TV, DVD, or Video Gamer Console for a whole new movie and gaming experience. Sound Rocker Gaming Chairs have an amazing speaker set up that will make you feel part of your favorite video game. Hook up your Gaming Chair to your entertainment system, video game console or computer and experience a new level of total sound immersion.