Electronic personal emergency response system consisting of a device worn on the body with a button that users push to notify others in the event of an emergency, and a remote unit that dials out on the telephone for help; Electronic security token in the nature of a fob-like device used by an authorized user of a computer system facilitate authentication; Electronic video surveillance products, namely, electronic components of security systems; Electronically operated high security lock cylinders; Emergency notification system comprised of a data processor and a user input device for connecting the data processor to an emergency response entity through a communication network and allowing audio and data communication between the processor and the entity; LCD monitors for security purposes; Optical apparatus, namely, a non-lethal security device that uses a light source to detect, warn, repel, temporarily blind, disorient, nauseate, disable, confuse, debilitate, stun, subdue, stop, or incapacitate persons or animals; Optical communications systems comprised of optical and electronic hardware and computer software for the transmission of data between two points; Security alarm controllers; Security and fire alarms; Security control panels and motion detectors; Security products, namely, entry door systems comprising touch pads and security doors; Thermal imaging systems, not for medical use