Crow Electronic Engineering Inc, (CEE) is an award-winning manufacturer of intrusion detectors , Fire Detection and access control. Offering a full line of pet immune detectors including the Pet 2 and Pet 4 along with two dual detectors, the Genius, and the D&D for outdoor use. The MAGIC line of access control includes both 1 and 2 door controllers, for up to 8 points of entry, and both designer keypads and proximity readers. All MAGIC access control models work on standard alarm wire.