how can i develop audio streaming application in android? : I want to develop Audio Streaming android application, I don't need it just for stream music from certain URL , i need it to make anyone create an account and go live with a Live Audio Session that will be published for everyone.

so, there's two in the session , Speaker and Listener
Speaker just press the button and go live !
Listener just press the button and join the session !


any one can tell me how can i do this ?
is it " RTSP " included in this ? how can i use it in my application and implement it ?
and if it's any Tutorial help me !?
it is must i develop an website to use it for streaming ? or android application and streaming server may be enough ?

Examples on Related Application : Mixler .