Antennas; Earphones; Microphones; Radios; Semi-conductors; Walkie-talkies; Apparatus for transmission of communication; Batteries, electric; Battery chargers; Central processing units for processing information, data, sound or images; Data processing apparatus; Downloadable communications software for connecting computer network users and global computer networks; Downloadable computer application software for mobile phones, namely, software for use in communication; Downloadable computer ...