In bolume control preferences window, screen reader reads as " table line 1

Expected:
Wheb focus moved on thid table, screen reader should read as " Table : 
select channel to control " or which ever is appropriate.

Steps:

1. start gnopernicus & wait till you hear the sound.
2. add the volume control applet to panel.
3. Bring the focus on to bolume control applet & press shift + F10 or 
right click on mouse.
4. Open preference window.
5. use tab key for key navigation. press tab key.

d6. Now, screen reader reads as " table lin 1 item pcm ".