Apparatus for recording, transmission or reproduction of sound or images, magnetic and optical data carriers, computers and parts thereof, tablets, laptop computers, notebook computers, mobile telephones, monitors, screens, televisions, navigation apparatus, power supply units for computers, telephones, screens for mp3 and mp4 players, speakers, UPS apparatus, automobile power supply units for notebook computers, automobile voltage regulators, batteries, accumulators, chargers, network apparatus, namely routers, switches, network cards for computers, apparatus for wireless communication, cooling apparatus for computers, memory card readers, power strips for computers (hubs), remote controls for computers and multimedia apparatus, speakers, speaker sets, wireless audio modules, headphones, microphones, digital cameras and camcorders, car video recorders and web cameras, digital telephones, palmtops, power strips with sockets, data processing equipment, housings for computers, computer mice, keyboards, bags for carrying computers, bags and cases for laptop computers, cases for navigation apparatus and tablets, pads for laptop computers, notebook computers and tablets