Kicker 46KB6B Black Outdoor Speaker Bundle - 4 SpeakersKICKER KB6000 6.5" 2-WAY FULL RANGE SYSTEM: BLACK; PAIR, ROHS COMPLIANT KICKER's first claim to fame was the original KICKER, the first full-range enclosure created for automotive use. The ruthless KB6000 full-range system takes the tradition and loudness into all kinds of spaces and places. Some of the world's top water-sports tower builders use them to send the tunes from the boat back to the action. It all starts with bold 6.5-inch KICKER woofers and 2 x 5-inch, compression-loaded horn tweeters firing your favorite mix wherever you want the party started. The woofers use polypropylene cones, Santoprene surrounds, and a 12 dB octave low-pass crossover with impedance compensation to get that signature KICKER BASS