R.E.D. Hi Fi Audex Subwoofer Helmet The Burton R.E.D. Hi Fi Audex trade Subwoofer Audio Ski and Snowboard Helmet is a 3 4 shell helmet with built in amplified speakers powered by Skullcandy trade. Rebuilt from the inside out Burton took the protection comfort and fit to the next level. Using an in mold construction process that fuses the shell and protective foam together Burton has created a lightweight low profile helmet with a high strength to weight ratio and an improved fit. For the freestyle rider that feeds off music the new Quick Clip removable ear pads with built in speakers will take your riding through the roof. Using a design that mimics DJ style speaker housing the speaker earpads provide true sound quality and bass boom reproduction. The speaker�s cord plugs into any MD CD or tape player and automatically unplugs from the speaker if you crash (so your helmet doesn�t get wrenched off your head upon impact). Compatible with everything but an 8 Track the Hi Fi trade Audex trade Audio Subwoofer System � POWERED BY SKULLCANDY features brain rattling SkullCrusher subwoofers. Features: Skullcandy SkullCrushers Amplified Subwoofer Speakers Dual Speaker Design for Enhanced Bass with Bass Amplification on Cord DJ Quality Low Profile Speakers Compatible with any iPod reg MD CD or Tape Player One Touch Mute Removable Goggle Gasket Audex trade Ear Pad Accessory Compatible Ultra Lightweight In Molded Polycarbonate Shell Quick Clip trade Ear Pads Vent Mesh Zip Clip trade Ratcheting Chin Buckle ASTM 2040 CE 1077 Certified If you have any questions about your size please see the Burton Helmet Sizing Guide. Burton products are only available for shipment within the United States.