Profile: Advanced Perimeter Systems Ltd. is a designer and manufacturer of electronic and electric perimeter security systems. We are accredited to BS EN ISO 9001:2000 quality standards. We develop security systems for commercial and industrial use. Electro-Fence™ system is our intruder deterrent system. It consists of features like visual and physical intruder deterrent support, shock, voltage & short circuit monitoring, controller continuous monitoring and interfaces with standard security equipment. Our Flexiguard™ key system contains features like audio verification capacity, visually unobtrusive and high detection rate. It can also be used with CCTV.