"Clearly the best sounding helmet speakers on the market" raves Shawn Kindy, Revlimit Motorsports.

Frequency range 20-22.000Hz at 106dB / 1KHz, max. 500 mW signal power, 32ohm.

High volume, Ultra-thin, Waterproof Mylar coned, Magnetically driven (handle up to 20 watts) for hi-fi sound quality. Velcro backed, speakers install and remove in seconds.

X-PRO are high volume ultra-thin (only 9.5mm (3/8in) deep) stereo speakers which directly plug into any personal AM/FM radio, tape, MP3, iPod, GPS, Sat Nav, Garmin, Tomtom or CD player.

Using the supplied velcro, the X-Pro's install in seconds! Just press them into your helmet's ear pockets or hang them directly to the helmet lining. The convenient 2-piece quick-release cord lets you disconnect in an instant, leaving just a short undetectable cord on your helmet.

MSRP $79.99