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Welcome to Sound Design. Your co-host will need to use headphones/earpods, etc to stop your voice interfering with their voice. You can use a TRRS splitter to combine the microphone and headphone leads. There are plenty around but as you're using a Rode mic they make the SC6 for TRRS inputs or the SC6L for lightning inputs.


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No microphone can differentiate between different types of sound, only different frequencies. Human ears have a brain adapted to picking out one sound amongst others, but microphones cannot do this. Some element of AI processing would need to be done. If you're dealing with a pure sine at one specific frequency, that task might be easier, but there will ...


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