There are a few things tht you can do with your device, but you need to know that the phone does to an ascending ring, it is default, and there is no way to change it. so it will start off really quiet.
here is the link to the best forum that I have found on the impression..... become a member, and look around in there.....great site, knowledgeable people, its great....they have taught me quite a bit about my impression!!!
http://www.samsung-impression.org/index.php