When you see the microphone in a dream, then such dream shows that you want to be heard. Perhaps you feel like no one is listening to you. Alternatively, the microphone in a dream could suggest you to be braver and express of what you are thinking. Dont be afraid to show your opinions.
Dream dictionary: Microphone dream meanings
To see a microphone in a dream suggests that you should do something to be more assertive. You must strongly express your opinions.