On GotSound.org we are using wavesurfer.js to play sounds in a browser.
It's works only in modern browsers supporting Web Audio.
MediaElement fallback to support old browsers like Internet Explorer not always works.
You can find more information about browser supported Web Audio API here.
Please, consider to upgrade your browes to one of the following:
Voice samples for video games I made for a TIGSource game competition using Audacity. They're made to be chopped up and as flexible as possible for a video game. This is of a video game announcer like in fighting games. It includes a lot of individual numbers and letters and words such as ""combo"" and ""ludicrous"" so you can splice them together to make an announcer say many things in a video game.