Give your computer much of the audio performance of a five-speaker surround sound system. Two visible speakers and a hideaway Acoustimass® module bring music, games and movies to life. Easily connects to your computer. Requires no sound card upgrade, no software and no adapters. Speakers positioned on stands for quality audio performance and convenience. Control pod puts volume and mute functionality at your fingertips. Easily connects to an additional audio input. Control pod also provides headphone jack.