My take on it. One is automated to adjust the final volume level another is not.Please do comment about your likings(if any) or dislikings.
Re:I am sorry made a silly mistake. I have misnamed them.The Volume not automated one is the automated one and the Volume automated is the not automated one.Sorry for the Inconvenience.
Re:I am sorry made a silly mistake. I have misnamed them.The Volume not automated one is the automated one and the Volume automated is the not automated one.Sorry for the Inconvenience.