Code Red Headsets – MRC-NX-3.5

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The MRC-NX-3.5 adapts our codeRED NX and PRO series headsets for use with iPhone (with lightning adapter) or any device that uses the PC headset 3.5mm interface. Also works with military style headsets that use the Nexus TP-120 connector wired to the US NATO standard, including some Peltor and MSA Sordin headsets.

Source: Code Red Headsets