Camcorders; Cameras; Microprocessors; Radios; Acceleration sensors; Alarm sensors; Anti-theft alarms, other than for vehicles; Calculating machines; Computer hardware; Computer peripheral devices; Computer programs, recorded, for video surveillance, video recording, call communication, image recognition, digital image processing; Distance measuring apparatus; Downloadable computer software for video surveillance, video recording, call communication, image recognition, digital image processing; Downloadable electronic publications in the nature of books, magazines in the field of image recognition, digital image processing, video surveillance, video recording, call communication, machine vision applications, and for processing of digital signals; Electrical inductors; Infrared sensors; Integrated circuits; Motion recognizing sensors; Optical lenses; Optical sensors; Photoelectric sensors; Printed circuit boards; Proximity sensors; Semiconductor devices; Surveillance cameras; Temperature sensors; Time clocks; Transmitters of electronic signals; Video screens; Wearable activity trackers