Check this out.. THIS IS AMAZING technology..
Sound Vault Technology exhaust system (http://www.cobrausa.com/email/april2010/)
Don't be "fooled"
Ha .......................Ha.................................. Ha ....................Gullible me, trying to figure how this works and see if I want to sell this system or not.
They had me until I saw the press release date of April 1st.
I went to school with a guy named Tim McCool.