Impact-resistant Neo-Mylar(R) soft-dome tweeters ; Silver alpha-cellulose cones for musical power with added resistance to the elements; Moisture-resistant rubber surrounds with high mid-bass impact; Anti-resonant stamped steel baskets; Spade speaker terminals for quick installation; Wide nominal power range; Imp: 4ohm ; Includes installation hardware; 6 x 9; 3 way; 400W max; 200W RMS; Pair;