digital color printers; wireless portable printers for use with laptops and mobile devices; thermal printers; computer monitors; data processing equipment; flash card adapters; flash card readers; computer network hardware; routers for audio, video and digital signals; electric and electronic video surveillance installations; audio and video receivers; cable connectors; data cables; cables for the transmission of sounds and images; USB cables; mounting racks for computer hardware; memory cards for video game machines; cash registers; electronic weighing scales for kitchen use; network hubs; modems; video processors; audio switching apparatus; electric extension cables; audio equipment