Acoustic couplers; Apparatus for transmission of communication; [ Audio equaliser apparatus; ] Audio interfaces; Audio-receivers and video-receivers; [ Cable junctions for electric cables; ] Coaxial cables; Computer cables; Computer hardware and peripheral devices; Data synchronization cables; [ Digital sound processors; Earphone accessories, namely, earphone cushions, earphone pads, earphone cases, and earphone extension cords; ] Electric cables and wires; Electrical connectors; [ Elec...