[ Data processing apparatus; ] Computer peripheral devices; [ data processing equipment, namely, couplers; chronographs for use as specialized time recording apparatuses; ] Measures, namely, instruments for measuring length; [ Optical communication equipment, namely, optical transmitters; Cabinets for loudspeakers; Headphones; ] Earphone; Wires, electric; [ Materials for electricity mains, namely, DC/AC power converters; Amplifiers; electrical plugs, electrical sockets and electric contacts; ...