Audio- and video-receivers; Cabinets for loudspeakers; Electric cables, wires, conductors and connection fittings therefor; Fire extinguishers; Horns for loudspeakers; Loudspeakers; Power controllers; Power switches; Sound transmitting apparatus; Acoustic membranes

Automated security gates; Building security systems comprising software and hardware for providing picture, video, alarm status, building plans, and other information to a remote station

Laptop computers; Mini beam projectors; Multimedia projectors; Remote control telemetering machines and apparatus; Self-acting focussing projectors; Slide projectors; Soundbar speakers; Tablet computers; Video projectors