JPL Explore Microphone Boom Arm Foil Insulation There is a built-in microphone

There is a built-in microphone and speaker that lets you tune in to what's going on

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JPL Explore Microphone Boom Arm Foil Insulation There is a built-in microphoneBecause of the modular design of the JPL Explore, if the microphone breaks outside of warranty, you only need to replace half of the headset (one part), which means a longer life for the headset and a cost saving because you do not need to replace the complete headset.