Check the listing for details. IMSA Race Car Radio Helmet Harness Combo w/Challenge 2X Earbuds. Condition: New. Listed at 169.99 USD. IMSA THE BEST OF THE BEST COILED CORD IMSA Helmet Plug and Switchcraft jack for all standard 3.5mm ear plugs. Stainless mounting hardware included. This racing helmet kits feature a straight line easy to use, prewired mount system. Durable polyurethane insulation provides strength, flexibility and resistance to abrasion while spiral shielding provides superior protection [3M shrink wrapped] against radio frequency (RF) and electro-magnetic (EM) interference. EARBUD INFO CHALLENGE 2X EAR BUDS [THE BEST ! ] THIS ITEM COMES WITH 2 RaceRadiosDirect CONTINGENCY DECALS FOR POSSIBLE END OF YEAR AWARDS. SIMPLE EASY INSTRUCTIONS INCLUDED. FENDER DECALS SHOWN IN ABOVE PICS On Mar-07-16 at 10:19:23 PST, seller added the following information: Add a map to your own listings. FREE Trial !