All USA/International/Canadian Marine Channels, including the new 4-Digit, and the Canadian "B" Channels 1 Watt/25 Watt Transmit Power IPX8/JIS8 Submersible Level - This radio has been designed to meet the stringent IPX8 submersible specification of submersion in 1.5 meters of water for 30 minutes with no water intrusion DSC (Digital Selective Calling) - Includes Distress Button, Position Send and Request. Gives you the ability to press one button to call for help during an emergency Full Class D DSC capability. High performance transceiver ensures clear communication and helps prevent and reject interference DSC Position Send and Request - Allows you to send and receive position information between your boat and other boats Ultra Compact Rugged Construction - Saves valuable space and allows for convenient mounting. Designed to withstand the harshest marine conditions Quik Command(TM) One-Touch Ch 16/9 Key on Mic - In addition to the channel up and down controls, the Quick Command control enables one touch access to the Coast Guard channels 16 and 9 S.A.M.E. Weather Alert (Specific Area Message Encoding) During a NOAA Weather or Emergency Alert, a code for your specific location will alert you to severe conditions in your immediate area Full Dot Matrix Display with Easy-to-Use Intuitive Menus Backlit LCD Display and Keypad- Allows for enhanced viewing in low light situations Triple Watch Plus(TM)- Allows you to monitor emergency channel 16 and 9, another user selectable channel plus weather alert Memory Scan- Allows you to scan all channels saved in memory Weather Scan- Hear local weather conditions and forecasts