This page has id 198
On the menu page, I set this page up to open in a new tab/window, although I can’t particularly see why you would want to do this. Also, I have changed the name on the menu tab to Audio, video, etc. However, it is the page title and not the menu label which determines the default slug and therefore the url, as you can see by looking in the browser navigation bar. The Home page is different as the url has no slug appended to it.
Here is an audio file uploaded from the digital recorder:
This was done using a shortcode but it should be possible to do it with html code as well, in which case you can set alt formats for browsers which don’t support .wma and also set it to play automatically (annoying) or to loop (even more annoying).