It works on Firefox, but as the error says, you have to set the correct sample rate that matches the mp3 file. You can do that with ?sr=44.1 or ?sr=48. The defa

It works on Firefox, but as the error says, you have to set the correct sample rate that matches the mp3 file. You can do that with ?sr=44.1 or ?sr=48. The default value is 44.1 and on Chrome you can use any sample rate.