Crash on large file

i’am trying to open 1 hour of podcast on my phone, event if i puting this code

var wavesurfer = WaveSurfer.create({
    container: '#waveform',
    backend: 'MediaElementWebAudio',
    scrollParent: true,
    waveColor: '#D9DCFF',
    progressColor: '#4353FF',
    cursorColor: '#4353FF',
    barWidth: 2,
    barRadius: 3,
    barHeight: 1,
    barGap: 2
  });
  wavesurfer.load('<%= rails_blob_path(@podcast.audio_file) %>');
  wavesurfer.on('ready', function () {
    wavesurfer.play();
  });

my phone crash and i have this information/issue on my dev console

Uncaught TypeError: this.Backend is not a constructor
    value wavesurfer.js:586
    value wavesurfer.js:387
    value wavesurfer.js:230
    <anonymous> hey:692

when is a tiny file, everythink is ok, reading audio file work perfectly, but able to read large file. need help, thanks

PS: using .opus file as audio format

[sundayz]

Which browser?

[mvondoyannick]

Which browser?

Android browser, chrome desktop - Linux and windows (Google Chrome, opera browser)