Electronic transmission of messages and data; Electronic, electric, and digital transmission of voice, data, images, signals, and messages; Message sending and receiving services; Providing instant messaging services; Providing telecommunication connectivity services for transfer of images, messages, audio, visual, audiovisual and multimedia works; Telecommunication services, namely, transmission of voice, data, graphics, images, audio and video by means of telecommunications networks, wirele...

Cellular phones; Combination video camera and two-way radio worn on the body for use by security personnel; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; Intercoms; Portable emergency intercoms; Radio transmitters; Telecommunications and data networking hardware, namely, devices for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols;...