Catalog > Consumer Electronics > Security & Alarms > Paradox Alarms In/Outdoor Wireless Curtain Detector In/Outdoor Wireless Curtain Detector PDX PA3733 PA3733 NV35MR IN/OUTDOOR WIRELESS CURTAIN DETECTOR 433MHz {PA3733} Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Outdoor / indoor protection solution for windows and sliding doors Pet Immune detection - Optical with pet discrimination geometry to support Super Pet Immunity Anti-masking - Dedicated chip Active IR detection for sprayed liquids and blocking items up to 30 cm (12 in.) Dual detectors controlled by Full Authority Digital Electronics Control (FADEC) Pre-mask visual LED indicator Dual tamper detection Creep zone detection Easy installation, optional mounting bracket