Compound Security Systems are a UK based manufacturer of wireless battery operated security systems for internal and external use. All of our products are designed and built in our UK based facility to a market leading standard. This is why, not only are all our systems approved by the UK police (ACPO Secured by Design), they are also extensively used by the police and high profile blue chip companies. Founded in 2005, Compound Security Systems became well known for our Mosquito anti-loitering device the most effective and benign way to disperse groups of rowdy or poorly behaved teenagers, without any confrontation or harmful effects. Following the success of the Mosquito worldwide Compound Security Systems became a pioneer in the wireless battery powered security system market. Over the years our products have evolved with this rapidly growing market sector and we now boast the most sophisticated and reliable user-oriented wireless battery powered security systems on the market,