The GoHawk AN4 is a powerful 300W motorcycle stereo system with a built-in Class-D amplifier, delivering exceptional full-range sound and enhanced bass. The amplifier is integrated directly into the master speaker, eliminating the need for an external amp. Designed for 7/8” to 1.25” handlebars, it features Bluetooth streaming, USB MP3 playback, and AUX input for versatile audio options. Built with a durable chrome-finished housing and aluminum alloy mounting hardware, it offers IP56 waterproof protection and easy plug-and-play installation. Perfect for Harley motorcycles, ATVs, and more, this rugged stereo system ensures crystal-clear audio on every ride. | Gohawk | | Bluetooth Motorcycle Speakers, 4" Waterproof Stereo Stereo Audio System w/ Built-in Amp, USB for Harley ATV | Chrome | Best Buy