www.visonic.com Visonic, part of Tyco Security Products, is an international developer and manufacturer of high-quality electronic security systems and components. Our innovative home security systems and personal emergency response systems are vital parts of everyday life for people of every age. By providing real-time connectivity between families, homes, property, care givers and community support networks, we empower people to pursue their daily lives with full confidence that the people and things they care most about are safe and comfortable.