Waterproof (IPX4); Features all USA/International/Canadian marine channels, including 4-digit and Canadian B channels; Memory channel scan; Triple watch feature; Hi/lo power switch; S.A.M.E. weather alert (Specific Area Message Encoding)–during a NOAA(R) weather or emergency alert, a code for the user’s specific location will alert them to severe conditions in the immediate area; Backlit keypad and display; Channel names feature allows user to assign names to all marine channels for quicker reference; DSC (Digital Selective Calling) includes distress button, position send and request; Gives user the ability to press 1 button to call for help during an emergency with full Class-D DSC capability–high performance transceiver ensures clear communication and helps prevent and reject interference; DSC capability including distress and individual-calling DSC position send and request allows user to send and receive position information between their boat and other boats; White;