The TERRA-K is an IP multi-function microphone console, designed for full duplex intercom with AEC (Acoustic Echo Cancellation) and paging over local and wide area networks. It comes with a gooseneck microphone and built-in monitor loudspeaker. It also has a single push button on the front panel that can be programmed for a variety of functions, including paging, intercom, pre-recorded announcement via TerraManager etc., and this push button can also be congured as [Push to Talk] or [Lock to Talk] mode. The TERRA-K is easily congured via web interface providing access to all the paging and control functions. By using the TerraManager integrated control software, paging, full-duplex intercom, music streaming, audio routing, message playing, Scheduler functions, TTS SVE (Text To Speech- Synthetic Voice Engine), device I/O monitoring, volume, 3rd party control etc. can be managed.