computer hardware, namely personal computer systems, compact disk read only memory (CD-ROM) drives, compact disk (CD)-writers, sound boards, video boards, network boards, network hubs, network hubs, network routers, modems, computer speakers, computer microphones, computer earphones and computer headphones, multimedia software for personal computers for language training and travel information, distributed on CD-ROM disks and floppy diskettes, video-CD players and teleconferencing telephones ...