PocketAudio lets you use your Android device as a wireless soundcard of your computer. PocketAudio automatically forwards audio captured or played on your computer to your Android device. You can use PocketAudio as a wireless headphones or wireless micro

Use your phone as a microphone by plugging it into speakers! Does not work well

This app will let you quickly evaluate microphone placement to determine if your

This very simple app just sends audio from the mic to the speaker, plug it into

This is directional microphone app. you can hear sound from earphone or headphon

Dragon Remote Microphone App for Android lets you turn your Android device into a wireless microphone for use with Dragon NaturallySpeaking version 12 over a WiFi network