Model A51. These speakers blow the roof off! Beautiful audio equipment. 3 way speaker/Twin load horn system. 8 ohms, 200 watts, cross-over frequency 3000hz, 12" woofer, 4" midrange, 2 1/8" tweeter. 40" high, 17"wide, 11" deep. Midrange and tweeter are protected by thermal relay. Oh, by the way the vacuum is not included, just there for context! We are located in Brentwood Bay.