-1
votes
1answer
243 views

Using the a smartphone's speaker as a microphone [closed]

I have a hardware accessing question. For a project, I was wondering if it would be possible to use the smartphone's speaker as a second microphone, similar to the idea that you can plug in a headset ...
2
votes
2answers
180 views

Leave ear-speaker active when using headset (cable/bt)

Is it possible to just use a headset's mic but keep the phone's ear-speaker active?
4
votes
0answers
293 views

How can I make an Google Talk voice call without hands-free mode?

When you call someone who is online via Google Talk, it use the back speaker in loud mode. Is there a way to use GTalk for calling like a regular phone call?