This 4" motorcycle speaker system delivers powerful 100W sound rain or shine with its IP56-rated speakers (amplifier not waterproof). It offers versatile connectivity via Bluetooth 5.0 for wireless streaming, a 3.5mm Aux-in, and a built-in radio. Designed for easy, universal installation on 1" to 1.5" handlebars, it includes a wired remote for convenient control, ensuring your music and news are always within reach. | Gohawk | | Bluetooth Motorcycle Speakers: Waterproof 2-Speaker Stereo Audio Sound System w/ Amp FM Radio AUX for ATV Golf Cart | Chrome | Best Buy