Telephone sets; wireless telephone sets; portable communications apparatus namely handsets, walkie-talkies, satellite telephones; mobile phones; MPEG audio layer-3 (MP3) players; television receivers; television remote controllers; encoded electronic chip cards for improvement of television image quality; universal serial bus (USB) drives; digital media broadcasting (DMB) players; headsets for mobile phones; portable chargers for mobile phone batteries and digital camera batteries; electronic photo albums; digital picture frames for displaying digital pictures, video clips and music; digital versatile disc (DVD) players; electric audio and visual apparatus and instruments; stereos; digital versatile disc (DVD) players for home theaters; speakers for home theaters; audio-video (AV) receivers for home theaters; projectors for home theaters; integrated circuits; audio receivers; on board units on vehicle and electronic toll smart cards for easy pass in highway; transponders, namely, electronic terminals equipped in vehicles for electronic commercial transactions; closed-circuit television (CCTV) cameras; network monitoring cameras namely for surveillance; digital signage; thermal printers; digital colour printers; laser printers; ink jet printers; colour printers; printers for use with computers; solar batteries; digital voice recorders; videocassette recorders; network monitors; settop boxes; downloadable image files accessible via the Internet; electronic downloadable publications; video conference system; monitors for video conference; cameras for video conference; speakers for video conference