if you speak there you make voice louder in inglese:

The microphone is live.

For some reason the microphone didn't work earlier.

You need have a good microphone because we care about sound quality.

Ieed a microphone for people to hear me.

Speak into the microphone.

You need a microphone to use Skype.

Now I need a microphone.

Without warning, the teachers ask students from each country to take the microphone and explain to everyone their reasons for coming to Harbin.

Improper grounding can make a microphone lethal to touch. Several singers have actually died this way.

The guide is using a microphone for us to hear her better.

A terribly loud beep resounded - the microphone produced feedback.

The speaker covered the microphone with his hand and whispered something to the woman sitting beside him.