That little narrow slit towards the top of the iPhone's screen, which we all know houses the speaker (because that's where ...

The microphone itself is an inexpensive element from Radioshack. It is mounted in the shell from a tweeter speaker, which helps to gather the sound if the element isn’t exactly aligned with the ...

First, position the microphone 2-3 inches away from your phone. This will help you avoid breathing noise. Secondly, you should keep your microphone volume at 95%, Boost it by + 10 dB, and disable ...