RUGGED ALUMINUM HOUSING...PORTABLE...All Weather, Good Working Condition...Use Indoors or Out....Good Working Condition...Super Sinax Drive....12" Coaxial Design Which Incorporates With a Super Dome Tweeter...30 Watts to 60 Watt Peaks...20" x 20" x 9" and Weighs 31 Lbs...Only One Available...Super Cool...