Hi Kevin: This is a newer format. Unfortunately, we won't be supporting it, so you'll need to stick with Format 4 books, if you want to use them on your Book Port. From: bookport-bounce@xxxxxxxxxxxxx [mailto:bookport-bounce@xxxxxxxxxxxxx] On Behalf Of kevin mulhern Sent: Tuesday, June 30, 2009 5:39 AM To: bookport@xxxxxxxxxxxxx Subject: [bookport] Audible Books Hi All, do any of you know what the new option on Audible is? In downloads it offers "enhanced" version. Also does bookport support it? Thanks