Cable television converters; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; Data access port for use with electrical control panels for connecting multiple data and electrical devices; Drum units for printers, facsimile machines, scanners, copying machines and multifunction electronic devices for use in copying, printing, scanning, video capture and/or transmitting documents and images; Headsets for cellular or mobile phones; Ink cartridges, unfilled, for printers; Ink jet document printers; Multifunction electronic devices for use in copying, printing, scanning, video capturing and/or transmitting documents and images; Multimedia projectors; Portable emergency intercoms; Projectors particularly projectors for the entertainment industry; Radio transmitters for remote controls; Remote control transmitter for radio-controlled devices; Satellite television receiving apparatus; Set-top boxes; Teaching apparatus in the nature of hairdressing training heads; Television aerials; Television tuners; Ticket printers; USB (universal serial bus) hardware