My understanding is the S4s are not out yet and won't be until May. I was seriously thinking about them but I needed a solution before then. Too bad I was looking forward to trying them as I do like Kilpsch. Thanks

Thanks for your advice on the eartips. Are we talking within the next 2 weeks soon?

On the advice of a forum member I purchased the Custom 1s. At first I was unhappy with the sound but discovered the need to have them "fit" inside the ear canal properly. I have a high end hearing loss problem so I wanted a low priced bud ($70-80) range that would give me a clear sound. I was happy with the sound but I didn't like the plastic wrap arounds that came with them. I find it bulky and awkward. Also I find with some minor movements of my jaw the sound vanishes. I can't