Key features:
4 sensors,
beep sound warning
We recommend you to order it together with a camera. if you want to see the barrier behind your car on your car monitor screen , you need a camera , and there is distance on the screen.
More information is available on http://www.autodvdgps.com/car-reverse-rearview-cmos-camera-for-toyota-land-cruiser-ntsc-system-guard-line-p-547.html
