Karel Defence

The AD101 alarm and announcement system is used by patrol boats and frigates in military operations.



  • Tactical Internet Protocol (IP) Systems for Military Operations
  • Alarm and Announcement Systems for the Military
  • Telephone Exchange Unit
  • Warning System for Military Vessels
  • Intercommunication Unit for the Military
  • Robust Alarm and Announcement Systems
  • Military Phone
  • Inertial Navigation System