Perfect for a single-horn replacement, you can also pair it with a high-note horn for a two-tone blast of sound. Putting out a whopping 133 dB of sound (measured at four inches from the outlet) ...

A single horn can fetch $100,000 in Asian countries such as China and Vietnam, where there is intense demand from buyers who mistakenly believe it can cure health problems from hangovers to cancer ...

A single horn can fetch $100,000 in Asian countries such as China and Vietnam. TONY KARUMBA/AFP/Getty Image. Conservationists have been skeptical over Pembient's plans, ...