Smarter Security is proud to introduce Door Detective® SG - the ultimate physical barrier for your buildings. Our latest entry protection solution is a discrete door-mounted device that monitors authorized and unauthorized traffic through your most important and frequently accessed areas. With innovative Sidegating® technology, Door Detective SG can detect tailgating and side-by-side collusion in single and double-door entrances. No more relying solely on locks - upgrade your security system with Door Detective® SG for enhanced access control and protection of open doors. Trust Smarter Security to provide the highest level of security for your building with Door Detective® SG.