Telecommunications services, namely, digital network telecommunications services, aeronautical telecommunication services and data transmission and reception services via telecommunication means

Measuring, detecting and monitoring instruments, indicators and controllers, namely, monitoring apparatuses in the nature of scanners and cameras, monitoring instruments in the nature of scanners and cameras, sensors in the nature of optical sensors and detectors in the nature of motion and infrared detectors, and monitoring cameras; electronic surveillance apparatuses, namely, electric and electronic video surveillance installations and camera hardware systems for internet protocol video sur...