Retail store services and wholesale store services featuring scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking including supervision, life-saving and teaching apparatus and instruments, apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, apparatus for recording, transmission or reproduction of sound or images, magnetic data carriers, recording discs, compact discs, DVDs and other digital recording media; retail store services and wholesale store services featuring, cash registers, calculating machines, data processing equipment, computers, computer software, fire-extinguishing apparatus, apparatus, instruments and cables for electricity, optical devices and equipment, enhancers and correctors, safety, security, protection and signaling devices and equipment, electric plugs, adapter plugs, electric plugs, adapters for electric plugs; retail store services and wholesale store services featuring plugs for electric cables, dustproof plugs for mobile telephone jacks, plug-in connectors, plug-in connections, electric plug-in connectors, optical plug-in connectors, insulated electric plug-in connectors, electric and electronic bushings, electric contacts, electric contact fuses, connections being electric contacts, cables and wires; retail store services and wholesale store services featuring connections for electric cables, connecting parts for electric cable connections, threaded cable connectors of metal, electric cables, electric cable connectors, electronic cables, heat-resistant electric cables, insulated electric cables, data transmission cables, cables for electric signal transmission, cables for optical signal transmission, telecommunications cables; retail store services and wholesale store services featuring cable adapters, cable junctions for electric cables, cable conduits for electric cables, electricity conduits, electrical wire connectors, sheaths for electric cables, cable sheaths and sheathing tubes, cable connectors, cable connections for electric cables, wire and cable materials for electrical mains, USB dongles as wireless network adapters, USB cables, connection boxes for housing cable connections; retail store services and wholesale store services featuring circuit boards, flexible circuit boards, ribbon cables, flexible flat cables also known as FFCs, foil cables, grid-pattern cables, electric circuit boards, electronic circuit boards, printed circuit boards; retail store services and wholesale store services featuring electrical interface cables, interface cards for data processing apparatus, interfaces for computers, electronic memories, memory devices, optical memory cards, flash memory cards, memory cards for cameras, memory cards, coaxial adapters, coaxial plug-in connectors, plug-in connectors for coaxial cables