Volume 141 Catalog Page: 800For outdoor "line-of-sight" communicationApproximate range 13 floors indoors (250,000 sq ft)Durable metal diecast chassis that meets Military Standards and IP54/55 specsWater-resistantHTML-based Customer Programming Software works with any computer web browserRM series radios are compatible with all narrowband RDX series radiosProfiles interchange with RDX SeriesUndergo Motorola's exclusive Accelerated Life Testing (ALT) simulating up to 5 years of field useAdvanced Voice Activation (VOX) enables hands-free operation with or without the use of optional accessoriesMeets the FCC narrowbanding mandate to operate in 12.5 kHz efficiencyIncludes swivel belt holster, charger and rechargeable 15 hour Lithium-Ion batteryRMV 2080