The QX Infinity (QXI) Series is a family of high or low mount outdoor PIR and dual-tech sensors providing a 120° wide and 40ft detection area. The new Quad-Element technology provides highly reliable detection performance within a compact and sleek design, fit for any residential or commercial applications. It also features OPTEX's sensing analytics, called the Super Multi-Dimensional Analysis (SMDA), to reduce any noise created by the environment. Hardwired PIR & Microwave dual-tech model Features: 120° wide and 40ft detection area, with OPTEX's new Quad-Element technology providing highly reliable detection performance within a compact and sleek design. Fit for any residential or commercial applications. Selectable mounting height & pattern Multiple level & pet alley pattern anti-masking function (QXI-RDT) Double conductive shielding (QXI-DT/RDT)