Extra Microphone Mic

Extra Microphone Mic is very simple app just sends audio from the mic to the speaker, plug it into your computer or whatever using a 3.5mm male to male headphone jack and you get a free mic.

It isn't possible to make a lag free mic on Android yet, but it's good enough for emergency use.
How to use:
1. Connect your device to an external speaker, and speak in front of the internal microphone
2. Use a deconcentrator/an adapter (e.g. iRig), connect an external speaker and microphone

It is suitable for:

1. Music Performance
2. Presentation
3. Outdoor Activity
4. Audio Amplification