Speaker/Amplifier Kit - Street Glide Redesigned high-performance, weather-proof coaxial speakers, Polypropylene woofer cones resist moisture, Super-efficient, 3/4: neo-titanium-dome tweeters, bridge-mounted, Neodymium magnet structure reduces weight for superb bike balancing, Extreme volume level for clear music reproduction through helmets, Small-footprint, high-power amp with very low current draw, Coaxials - Max Amp Power (Peak/RMS): 120 W/60 W, Custom-fit mounting bracket for amp, Plug-and-Play installation