Rugged Radios - Alpha Audio Velcro Mount Helmet Speakers - Stereo 3.5mm - by Rugged RadiosNeed a little mood music while going for the double jump? Want a little bass thumping while you take the corner at high speed? Listen to your favorite tunes with the Rugged Radios helmet speaker kit. Features powerful AlphaAudio Speakers with standard 3. 5mm stereo jack for iPod and most MP3 devices. Whether you're dirt biking or cutting canyon corners on your street bike, you know your life needs a soundtrack! Universal 3. 5mm jack works with all