DS18 PRO-M6.2NEO PRO 6.5″ Water Resistant Neodymium Full-Range Loudspeaker 200 watts RMS-400 Watts MAX 2-Ohm Motorcycle Audio enthusiasts demand the highest quality for their high-end speakers because of the open-air environment that they love to be in. Hard riding comes with rigorous vibration and that can damage your speakers. We at DS18 want our motorcycle lovers to feel confident in their speaker choice and not have to worry about moisture damage or vibration damage