Power your computer up to quality sound / TrueSpace signal processing circuitry / Compact Acoustimass module / Magnetically shielded satellite speakers. Experience a new level of Audio performance from your computer. Companion 3 speakers represent a premium choice for all your computer audio sources from MP3s, CDs and Internet radio to DVDs, Streaming Video and games. The premium multimedia speakers provide exceptionally clean, high-quality audio while freeing up valuable Desktop space. Satellite speakers can attach to your flat panel Monitor or right on your desk. A compact Acoustimass module fits neatly under your desk and delivers impressive lower tones that make movies and games come to life. And an all-in-one control pod houses a Headphone jack, adjusts the volume and includes an auxiliary input. Bose proprietary TrueSpace Stereo signal Processing circuitry adds enhanced spaciousness for lifelike Sound that most conventional computer speakers simply cannot match. Companion 3 speakers also feature an easy-to-use, multi-function control pod, no bigger than a computer mouse. Speaker volume control, headphone jack and an auxiliary input for an additional audio source are all within reach.