У вашего броузера проблема в совместимости с HTML5
Quick look at the KWC K99 - not sure why the audio is buzzing :/
You can buy this from various online stores in the UK: http://bit.ly/V0H7r5
Or get a similar looking black P99 in the US: http://amzn.to/XSEpeJ
Don't forget to like us on Facebook: http://www.facebook.com/JDogTutorials