We are the manufarurer of vandal-proof ir dome camera,IR dome camera, security camera,with night vision,waterproof ... ,you could put this camera on the top of middle door,come off the supervision function,if ... you put this camera in the back of bus,when you parking the bus,this monitor ... tell you to parking on line. the ccd ir waterproof camera's features as following1.With waterproof,shakeproof ...