M506 VHF Fixed Mount with Rear Mic, AIS & NMEA 0183/2000; - BlackOne Platform - Five Real World Solutions. A Fit For Every Need. Simplythe Best.The Rear Mic model includes an integrated AIS receiver and NMEA0183/2000;. Other built-in M506 features include:2 minute last call voice recordingActive noice cancelling25W two-way hailer and foghornLarge dot-matrix displayIntuitive user interfaceBuilt-in Class D DSCIPX8 (advance waterproof rating)COMMANDMICIV™ compatibleIntegrated AIS ReceiverWith an integrated AIS receiver, the IC-M506 can show AIS vessel trafficinformation on the display. The AIS target call function allows you toeasily set up an individual DSC call. The Plotter, Target list and Dangerlist can be toggled on the display.NMEA 2000; and NMEA 0183 ConnectivityWith the plug-and-play functionality of NMEA 2000, the IC-M506 can easily connect to a NMEA 2000 network and interconnect with other equipment. Also the NMEA 0183 input/output can be used for external GPS/NAV interface.Last Call Voice RecordingThe last call voice recording function automatically saves the last two minutes of the last incoming call. You can also start recording manually.Active Noise CancellingThe built-in bidirectional active noise cancelling reduces background noise to up to 90% and improves both your transmitted voice and incoming call.25W Two-Way HailerWhen connected to an external hailer horn, you can talk to people on the deck or shore from the radio's microphone and can hear people's reply via the hailer horn. Foghorn and RX speaker functions are also available.Optional COMMANDMIC™ HM-195B/SWThe optional COMMANDMIC, HM-195B/SW provides 2nd station capability for using the IC-M506 from a separate cabin or tower. Most functions including DSC and AIS functions can be controlled from the COMMANDMIC and can be used as an intercom between the IC-M506 and the COMMANDMIC.Large LCD & Intuitive User InterfaceThe IC-M506 is equipped with 132x96 pixels dot-matrix display which is larger than the IC-M504 (132x64 pixels). Reading GPS, AIS, DSC and radio menus are easier than ever. The bottom line of the display shows the software key functions and the functions can be toggled with the left and right buttons.Features:80dB (typical) IMD and channel selectivityMA-500TR AIS transponder and Marine-Commander™ compatibleIPX8 submersible plus protection (1m depth for 60 minutes)Rear panel microphone versionOptional voice scrambler