... angle:120 Horizontal,60 Vertical 3>Detection method:Ultrasonic wave LED Parking SensorFeatures:Reverse with enhanced safety and ... warns acoustically against obstacles, which are detected through the device. Parking Sensor provides assistance, when reversing, but ... 40KHz +/- 2KHzDetection angle: 120 Horizontal, 60 VerticalDetection method: Ultrasonic waveAll sensors of type O and L systems, have same ...