Communication equipment and accessories for safety and security solutions and for military operations, namely, two-way communication control units for use to communicate via voice and/or data; Digital intercommunication systems consisting of intercom units, wearable personal control units, call phones, communications headsets, audio transceivers, remote audio transceivers, microphones and connection cables therefor; Wearable personal communications systems consisting of an audio transceiver, microphone, and push-to-talk controller; Mobile radios; Mobile phones; Communications headsets for use with two-way communications radios, intercom systems, call phones and communications network transceivers; Communications headsets for use with two-way communications radios, intercom systems, call phones and communications network transceivers, adapted for in-flight and under-water environments; Audio transceivers; Remote audio transceivers; Microphones; Radios; Push-to-talk two-way radios; Radio signal amplifiers and sound amplifiers; Radio interfaces for application on breathing masks and on protective helmets; Radio transceivers for voice and data communication; Adapters for the aforementioned goods for use with gas masks; Intra-aural headsets, circum-aural headsets, supra-aural headsets, In-The-Ear headsets, lightweight headsets, all for use with communication radios, intercom systems, or other communications network transceivers; Carrying cases for the aforementioned goods
Electrical and Scientific Apparatus