These are the RTOs (Radio Telecommunications Operators) of the COBRA ground forces. They carry a standard modular radio pack that contains as a main unit a VHF transceiver equipped with an automatic frequency hopper, a crypto unit and passive jamming and anti-jamming devices. The Tele-Viper helmet contains high resolution earphones with overload dampers and two sets of voice actuated microphones. The interior of the helmet offers and alternative LED readout triggered through the optional computer pack. Optional transmission modes include microwave beam and laser, both available as add-ons to the basic pack.