What ever happened to old-fashioned sirens? We hate the way that just one tap on the obnoxious horns of today's fire engines routinely make everyone jump out of their skin. But there's a something on the market that can give everyday sclubs like us a chance to do the same thing right back--from a bike, no less.
The frame-mounted "Thunder Horn" claims to emit a 115-decibel auditory assault, which Technabob says is the equivalent of "standing in the front row of a Metallica concert." Brando, its Hong Kong-based manufacturer, warns not to use it within 18 inches of your ears to avoid permanent injury.