Access control and alarm monitoring systems; Batteries and battery chargers; Battery monitors; Battery packs for video cameras, laptops; Burglar alarms; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; Electronic video surveillance products, namely, electronic components of security systems; Fire alarm and emergency evacuation devices, namely, fire alarm control panels, smoke detectors, heat detectors, alarm pull statio...