Aquatic AV AQ-SPK6.5-4HB Harley-Davidson SpeakersThis pair of 6.5-inch full-range, two-way waterproof speakers is designed for Harley-Davidson touring motorcycles. Each speaker handles 90 watts RMS and 180 watts maximum, for a pair rating of 180 watts RMS and 360 watts maximum.Complex-fiber cones with rubber surrounds handle the midrange and bass, while aimable 1-inch silk tweeters help direct high frequencies toward the rider. Aluminum baskets, neodymium magnets, UV-stable grilles, and stainless-steel hardware support use in exposed motorcycle installations. Frequency response: 60 Hz–20,000 Hz Impedance: 4 ohms Sensitivity: 87 dB Crossover: 12 dB/octave Mounting-hole diameter: 144 mm Mounting depth: 69.2 mm / 2.72 inches Adjustable tweeter direction Two-year manufacturer warranty For 1998–2013 Harley-Davidson touring models, use the included grilles and mounting rings. For 2014-and-later models, the grilles and mounting rings are not required. Confirm model-specific fitment before installation.Includes two speakers, two mounting brackets, two grilles, two wired crossovers, two Harley-Davidson wire-harness adapters, stainless-steel mounting screws, and an installation guide.