[ Alarm monitoring systems; Antennas; ] Audio- and video-receivers; Audio interfaces; Cables, electric; [ Cases for smartphones; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; ] Connection cables; [ Contacts, electric; Data processing equipment, namely, couplers; Divers' masks; Electric and electronic video surveillance installations; Masts for wireless aerials; Microphones; Video monitors; Wires, electric; Covers for...