9 Wireless transceiver radio; radio transceivers; devices for wireless radio transmission; radio transmitters and receivers; communications headsets for use with communication radios, intercom systems, or other communication network transceivers; headsets, namely, audio and communication headsets; headphones; adapter cables for headphones; ear pads for headphones; communication equipment adapted to be worn by persons, namely, communication headsets, ear protector headset, and helmets; casings and casing parts for electrical equipment, namely, housing for switching apparatus; microphones for communication devices; bags specially adapted for pilot headsets and headphones; sunglasses; sunglasses for children