The Tempest900 4-Channel BaseStation is a Frequency Hopping Spread Spectrum (FHSS) digital wireless intercom system operating in the 902 to 928 MHz band ensuring comprehensive coverage and wide reach while offering high resistance to multi-path interference. The front panel LCD display provides real time status including battery monitoring of active BeltStations and easy access to the hardwire intercom settings and levels. Each BaseStation is capable of Call and Remote Mic Kill.