klipsch reference cinema-grade sound the first time you experience klipsch signature put more than 70 years of acoustic technology and development into our award-winner home experience every time they watch a movie or sound 4" copper-spun img woofer 1" aluminum lts tweeter r4im atmos overhead sound effects r41sa two-way 400w center speaker 4" copper-spun img woofer 1" aluminum lts tweeter 340w floorstanding speaker copper-spun img woofers 650w floorstanding speaker bass-reflex via rear-firing tractrix front-firing configuration all-digital amplifier rioosw 12" copper-spun img woofer klipsch rsb11 outdoor speakers great sound any season speakers fill your outdoor space with amazing sound klipsch rsb6 family owned since 1983 see more at electronicexpress.com