3D scanners; Chipsets; Loudspeakers; Circuit boards; Downloadable decoder software; Electric couplings; Electric navigational instruments; Electric sensors; Electric switches; Electrical annunciators; Electrical terminators; Integrated circuit module; OLED (Organic light emitting diode) display panels; Power supplies; Relays, electric; Remote control telemetering machines and apparatus; Surveying machines and instruments; Transmitters of electronic signals; USB cables; Wireless transceiver radio