To create a new playlist for an embeddable player, you can follow those steps:
Step 1: Log in your account and go to the "Settings"->"Embeddable Player"->"MP3 Player" page. Click the "Create new playlist" button.
Step 2: Then enter in the "Playlist Name", 'Episode Name" and the select one media file. Afterwards, click the "Save Playlist" button at the bottom of this page.
Step 3: On the playlist page, you can click the "Embed Code" button on the right line of each playlist to copy and paste the code to your own site. There are both white and black players for you choice.