Car 8-sensor Rear/Front Visual Parking Backup Parking Syatem Parking includes 1x Car 8-Sensor Rearview Parking System Backup Radar Main Box 8x Radar Sensor(Front:4/Rear:4) 1x Buzzer Speaker 1x Composite video cable 1x 1.5meter RCA cable 1x Power cord 1x Holesaw(22mm ) Features Easy to install and operate Double CPU 4 Waterproofing, Anti-frost, Anti-sand Sensor systems for enhanced coverage and detection Help to prevent dangerous and costly collisions Help to provide increased safety for passengers, pedestrians and family members -who happen to be around the moving vehicle Increase safety for pedestrians around the moving vehicle Detect small object and low walls as well When you close to the Obstacle, it will display the word:"Stop Can be connected with any TFT screen Specifications Supports all parking sensor power-on self-testing function Display real image and distance of obstacle on screen Left and right direction indicate,distance buzzer beep alarm The rear detection distance is from 0.4m~2.5m The front detection distance is from 0.3m~0.8m Two way camera video input,one way composite video output Rated voltage:DC12V Operating range:10.5V-16V Rated current:40~800mA Detecting distance:0.40m~2.5m(Rear)/0.3m~0.8m(Front) Ultrasonic frequency:40KHz Working temperature:-40C~+80C(Celsius)