Clear, reliable communicationsInterference free and private communications through the use of Frequency Hopping Spread Spectrum (FHSS) band typeFeatures a private reply function, direct call, page all, call all, and instant muteMeets the test methods from Military Standards 810 C, D, E, F and G, including shock, vibration, extreme temperatures and dustPolycarbonate housing contains built-in anti-microbial properties that inhibit the growth of bacteria and mold on the radio surfacesOperates in the digital 900 MHz ISM license-free band, meaning communications are more private and do not require licensing fees