Our high quality Electronic Buzzers are used for audible alarm signal. We offer premium quality Electronic Buzzers and Hooters. These Electronic Buzzers are available in 96x96mm and 72x72mm standard size. At Alliance Engg. Co., surface mounting hooters are also available. Electronic buzzers are manufactured in 12v/24v/110v/220v dc and 110v/220v ac rating. Surface mounting hooters are available in 110V/220V AC.