Integrated security manufacturer TDSi announce its forthcoming appearance at The Security Event, the major UK commercial, enterprise and domestic security event which takes place from 5th-7th April at the NEC Birmingham. On stand 3/C40 TDSi will be showcasing its latest products with a focus on its GARDiS range of integrated software and hardware access control solutions, the latest software updates and features, along with its contact-free Bluetooth Low Energy (BLE)/mobile credentials authentication readers, and an introduction to its eagerly awaited GARDiS apps.