I'm looking at getting the plugin to upload media and have a question.
There's not much information regarding the audio player and I'm wondering if the skin of the player is customizable?
Addon uses HTML5 audio player. You can find all information about HTML5 audio player in web, for example here:
Addon doesn't have options for customization of payer skin. If you're a developer you may be able to do it using CSS code. I'm sorry, but we don't provide support for addon customization.