This all-in-one motorcycle audio system features a built-in amplifier for powerful sound without extra equipment. It offers versatile connectivity through Bluetooth 5.0, AUX input, and FM radio, and is built with a waterproof, durable housing to withstand weather and vibrations. On-speaker controls and USB playback provide convenient music management. Designed for quick, tool-free installation on most handlebars (7/8" to 1.25"), it’s an ideal sound upgrade for motorcycles, and ATVs. | Gohawk | | Bluetooth Motorcycle Speakers, RD8 Waterproof Stereo Audio Sound Bar System w/ Built-in Amplifier, FM Radio, USB for ATV | Black | Best Buy