DESC: Rockustics aren't just great speakers put into rocks, they are the products of custom sound contractors, acoustic design engineers and specialists in applied fine arts working together to create a speaker like no other, a speaker whose form and function operate as one to create a harmonic feast for your ears and your eyes. Sedimentary rock-styled subwoofer, punctuated with a covering of holes to create the look of heavy, rain weathering, features 250-watt capability and sub-bass reinforcement to satellite systems.