Quantity in Stock: 3 MSRP: $734.98 Space-Saving Black Box Configuration Helps Save Important Real Estate On The Helm Up To 25W Transmit Power—User-Selectable Transmit Power: 1W Or 25W Allows User To Operate Every Feature Using The Included Ghs 10 Or Ghs 10I Full-Function Wired Microphone Supports Up To 3 Ghs 10/10I Microphones Includes A 4\" Active Speaker For On-Boat Intercom Capabilities Full Class D Digital Selective Calling (Dsc) Capabilities With A Built-In Dedicated Dsc Receiver Nmea 2000 & Nmea 0183 Interface Capabilities Connects With Nmea 2000 Capable Garmin Chartplotters & Autopilots For Integrated Position Tracking & Other Safety Features Position Tracking—Locates & Keep Tabs On Up To 3 Other Vessels Automatic & Manual Fog Horn Signals Hailer/Fog Horn Output: 30W 2-Way Hailer Functionality Voicemail Feature Allows Users To Record A 15-Sec Message & Send It To Another Dsc-Capable Vhf Radio Replays Up To 90 Sec Of The Last Incoming Voice Transmission Local Receiver Mode Improves Receiver Performance In Busy Port Environments Ghs 10/10I Has Dedicated Button For Easy « less