Motorola On-Site RDU2020 2-Channel UHF Water-Resistant Two-Way Business Radio (Discontinued by Manufacturer) Up to 2W Power (1W low power setting). 2 Channels and Two programmable Buttons. 12 hours Battery Life. 89 Selectable UHF Frequencies (Site License Required). 39 Analog and 83 Digital Interference Eliminator Codes. Two-way radio with 89 selectable UHF frequencies (site license required), 39 analog and 83 digital interference eliminator codes Up to 2 watt power (1 watt low power setting); 2 channels and two programmable buttons; 12 hours battery life Designed to IP-55 and MIL-SPEC specifications; channel scan with selectable scan list Three voice-inversion scramble settings to minimize eavesdropping; three audible call tones VOX with three sensitivity levels; tri-color LED with transmit, receive, and low battery indication; 2-pin accessory plug