Customize wordpress plugin - Download Manager & Making it able to play mp3 files

I need an edit of a wordpress plugin? <[login to view URL]>, what i need the plugin to be able to do is this: All the functions of downloads manager + be able to play the mp3 files, and i also will be using this plugin? <[login to view URL]>? so the plugin will need each download will need to have private tags wrapped around them so that the user can only download if they are registered. If you need more information please let me know I look forward to your bids