The Compact Audio Player will allow you to display an audio file, without showing the equalizer or splash-screen throughout playback.
An issue you may find when using the compact audio player is that the splash-screen and play button will display very small. This is because of the wide aspect ratio.
The best way to improve this is to upload a splash screen that represents the player dimensions. See the example player below:
This is created by uploading the following image as the splash screen. You can download this and reuse on your player:
The player also has the Play button set as OFF in the Player Design settings: