Perimeter protection taken to the next level. The new Impaq S Series provides a step change in shock detection performance, with VIBERâ„¢ Accelerometer Technology for class leading, and standards-exceeding, intruder detection. The new European Standard for vibration detectors, EN50131-2-8, mandates stringent performance criteria across a wide range of surface materials. The Impaq S Series exceeds these requirements, and has been independently certified to Grade 2 by Kiwa Telefication.