Cobra Electronics MR F75-D Class-D Fixed Mount VHF Radiobr Marine VHF radio provides access to all USA Canadian and international channels with 1 or 25 watt output power for short- and long-range communication br Access to 10 NOAA weather channels for national hazard and weather information 24 hours a day with weather alert tone for threatening weather nearby br Instant access to channels 16 and 9 for emergencies or use the Tri-Watch speaker to monitor channel 169 and a user-selected channel simultaneously br Digital Selective Calling allows you to send a distress signal at the touch of a button or exchange position information with other boats or stations br Submersible to JIS7 standards for 30 minutes in one-meter deep water three-year manufacturers warranty br Dual output power for short and long communication