The SP-012PI is a professional state-of-the-art motion sensor engineered with the world''s best components and materials, starting with a SUREN HighView lens and a top-quality infrared detector.A modern digital amplifier(patent-pending) directly converts the infrared detector signal into digital form, for best reliability and stability.It is designed to allow the presence of pets (20kg or lighter) without signaling an alarm.The signal is evaluated by SUREN''s HighBar processor, for "best-in-class" false alarm rejection with excellent intruder detection,it is evaluated by SUREN''s HighBar processor.