MR 57B Fixed Mount Class D VHF Radio - GreyThe Cobra MR F57 is a powerful VHF radio with its large LCD display, selectable 1 or 25 Watt output is perfect for short range or long range communication.Included is Cobra's exclusive Rewind-Say-Again; digital voice recorder, Plug N Play External GPS receiver capable (using the optional Cobra C.P.S. CM 300-005), 4 softkeys positioned at the bottom of the LCD to allow the user to easily activate and navigate through menus. NOAA Weather Radio, Weather Alert, providing 24 hour access to audio broadcasts and Emergency Alerts to keep boaters safe and informed, IPX8/JIS8 Submersible, Instant channel 16/9, Scan, PA (Public Address) speaker output, External speaker output, Illuminated LCD, Signal strength meter (for radio receiver and external GPS receiver), etc. Compliant with the latest FCC specifications for Class-D VHF radios.Features:Rewind-Say-Again;- Replay missed VHF calls. Automatically records the last 20 seconds with a digital voice recorderPA Output - PA function for public address to external speakerAll NOAA Weather Channels - Instant access to national All Hazards and weather information, 24 hours a dayRadio Check - Checks battery voltage when transmitting, RF power output and antenna outputSubmersible - Designed to IPX8 (JIS8) standards