I saw that auction on the bay about 2 days ago, thought it was only a single-tone 1000. Congrats! Oh, and I found a video of your new siren when it was still in service: https://www.youtube.com/watch?v=X35JJrVX_lg Thank you very much! It fooled me too, like the other Thunderbolt on eBay for $6,000 ...