- IntelliZone™ Dynamic Detour Alert System Specialized Traverler Information Controlled by IntelliZone™
- IntelliZone™ Advance Warn System™ Weather and traffic sensing and alert notification system
- IntelliZone™ Hydroplane Detection/Alert System Detects and alerts motorists about high water or hydroplaning conditions on roadways
- HiWay Max™ Highway Advisory Radio HiWay Max is a stationary Highway Advisory Radio (HAR) system that utilizes AM or FM radio frequencies to broadcast messages to motorists.
- Black Max® Highway Advisory Radio Electronics Black Max is the electronic unit of a Highway Advisory Radio (HAR) system.
- Flash Max® Flashing Beacon Systems Flash Max alerts motorists to potential dangers with a combination of flashing lights, or beacons, and a static sign stating to tune their radio to a particular frequency for important announcements.
- Solar Max® Portable Highway Advisory Radio Solar Max is a portable Highway Advisory Radio (HAR) system that keeps traffic flowing by broadcasting up-to-the-minute AM radio advisories to motorists.
- Alert Max® Portable HAR and Changeable Message Sign System Alert Max is a system consisting of changeable message sign and a portable Highway Advisory Radio (HAR).