See Dial Tone for the female IDW Publishing Continuity Version
Dial-Tone was an engineering prodigy who specialized in telecommunications. As young as teen, he was already dabbling in making his radio communications devices and becoming part of a radio network group. He had other goals in mind when he entered the United States Army but found himself staying in telecommunications. Dial-Tone's knowledge and skills eventually let him to join G.I. Joe as a communications specialist. Dial-Tone holds the rank of Corporal (E-4).