Portable telecommunication instant messaging devices; Global positioning system (GPS) apparatus; Kilometer recorders for vehicles; Headphones in the form of headbands; Motorcycle helmets; Wireless earphones; Earpieces for remote communication; Walkie-talkies; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; Apparatus for transmission of communication; Integrated circuits and integrated circuit cores for use in wireless ...