I have been on a rough ride trying to do something using the Speech recognition on an android emulator.
Having finally installed the market place and the Google Voic
To On/Off the microphone of emulator, write the command in terminal of android studio.
for On microphone : adb emu avd hostmicon
adb emu avd hostmicon
for Off microphone: adb emu avd hostmicoff
adb emu avd hostmicoff