• IMSA Helmet Wiring w/ RTM Microphone

IMSA Helmet Wiring w/ RTM Microphone

$242.00
$242.00
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Wire your helmet for IMSA comms with a patented mic that cancels up to 95% of background noise.

This complete helmet wiring kit pairs an IMSA-style plug and mono 1/8" headphone jack with 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 transmissions come through clean at full throttle.

  • Patented RTM noise-cancelling microphone — up to 95% background-noise rejection
  • Complete kit: everything needed to wire a helmet for IMSA-style communication
  • Mono 1/8" headphone jack for ear buds or ear molds
  • Built by Speedcom, wiring race helmets since 1996

Works with: IMSA-style car harnesses.

Specs: IMSA-style plug · mono 1/8" (3.5 mm) headphone jack · patented RTM noise-cancelling microphone.

IMSA Helmet Wiring w/ RTM Microphone

$242.00

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