Query Regarding flex 3 UI components and incoming stream

[priya gupta]

Hi,

I am creating web based sip phone like
http://www.wantlinux.net/wp-content/uploads/2009/04/xten_x-lite.jpg

I have some query regarding phone.

I want to make bars of in/out stream levels that shows incoming and
outgoing voice level.
like in following phone for incoming voice(Green-colored) and outgoing
voice(Red-colored).

My query is this : I have retried mic level by mic.activelevel But.
But, I don't know how to get incoming stream level.

And which flex ui component should I use for "vertical bars" in
Application??
like : http://guyinthechair.com/wp-content/flex/equalizer/EqualizerApplication.html

If u suggest me.. It would be great help for me :
priy...@gmail.com

Thanks,
Priya