Audio cables; Audio headphones; Audio interfaces; Computer docking stations; Connectors for electronic circuits; Converters, electric; Digital to analogue converters; Electric cables, wires, conductors and connection fittings therefor; Electrical radio connectors; Electronic cables; Electronic equipment, namely, transformers, baluns, and cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunica...