The Speakman Al1 Alarm System is a genuine Speakman Alarm system that?s perfect for residential areas and places like hotels. This model comes with an air canister, one horn, and mounting brackets. How this product works is you attach the brackets to a showers wall, then mount the air canister in the brackets with the horn attached to the canister and chain so that when you want the horn to go off you pull on the chain and it will blow. The Speakman Al1 Alarm Systems bracket hardware and chain are bronze colored for the protection of the metal. This Speakman Al1 Alarm System comes with the outstanding warranty of the Speakman Limited one year Warranty. Speakman is a company that has been in business for over 140 years and pioneered the shower industry. Speakmans goal has been to bring you the customer the highest quality products on the market and has been doing so for decades.