Whistler Z-11R 360 Coverage Laser Radar Detector Unit and Power Cable Only Stay aware of your surroundings on the road with the Whistler Z-11R Laser Radar Detector. Boasting 360-degree coverage, this unit is engineered to monitor for lasers from all directions, ensuring comprehensive alert capabilities. The audio alert feature allows for a clear and concise notification when a threat is detected, keeping you focused and in control. In addition to its robust detection system, the Whistler Z-11R includes a signal strength monitor, allowing for precise determination of the strength of the signal being monitored. This aids in providing accurate and reliable alerts. Note that this listing includes the radar detector unit and power cable only.