WavePlayer is a fully customizable, responsive HTML5 audio plugin for WordPress. Its interface is built around the waveform of the audio file that is playing back.

Demo
http://codecanyon.net/item/waveplayer-a-wordpress-audio-player/14349799

Download
https://www.filecad.com/qF3S/WavePlayer-v2.4.3---Audio-Player-with-Waveform-and-Playlist.rar