DESC: Cyber Acoustics CA-3001 is the most affordable 3-piece subwoofer system on the market. It has an ergonomic space saving design, with a convenient desktop volume control and a cloth grill cover. The system includes a floor style tower subwoofer, a 3" poly carbon, high excursion woofer and 2" high frequency satellite radiators. It features a power on/off switch and a power on indicator.