{"product_id":"imsa-helmet-wiring-w-coil-cord-rtm-mic","title":"IMSA Helmet Wiring w\/ Coil Cord \u0026 RTM Mic for Road Racing","description":"\u003cp\u003e\u003cstrong\u003eComplete IMSA helmet wiring with a mic that cancels up to 95% of background noise — built for road racing.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis is the full helmet wiring kit for road-racing cars like Porsches and formula cars: IMSA-style plug, coil cord, mono 1\/8\" headphone jack, and Speedcom's own patented RTM microphone. RTM technology diffuses ambient sound waves away from the microphone element, cancelling up to 95% of background noise — your crew hears you, not the engine.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePatented RTM noise-cancelling microphone — up to 95% background-noise rejection\u003c\/li\u003e\n\u003cli\u003eComplete kit: everything needed to wire a helmet for IMSA-style comms\u003c\/li\u003e\n\u003cli\u003eCoil cord stretches with head movement and stays tidy in the cockpit\u003c\/li\u003e\n\u003cli\u003eMono 1\/8\" headphone jack for ear buds or ear molds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWorks with:\u003c\/strong\u003e IMSA-style car harnesses in road-racing cars (Porsche, formula cars, and similar).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e IMSA-style plug · coil cord · mono 1\/8\" (3.5 mm) headphone jack · patented RTM noise-cancelling microphone.\u003c\/p\u003e","brand":"Speedcom","offers":[{"title":"Default Title","offer_id":48001634435223,"sku":"SCC-IMSA-C-RTM","price":278.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/4895\/4775\/files\/26d19a_15fcd9aa43a64be5a3e2a0a619efb7bf_mv2.jpg?v=1783618692","url":"https:\/\/speedcomracing.com\/products\/imsa-helmet-wiring-w-coil-cord-rtm-mic","provider":"Speedcom Communications","version":"1.0","type":"link"}