Radio frequency is used, through pc you establish a connection using hyper terminal and serial cable. And then through hyper terminal you can control the car`s direction and motion.
Wireless camera is attached to the infront of this car, for spying or monitoring purposes, and an integrated mic is also located inside the camera module, so you can watch and hear the surrounding by an AV receiver.
GSM modem can be introduced and we can control its direction through sms commands, GPS for tracking , different sensors like temperature , smoke radiations etc . an android app can also be developed to control its direction and motion and even watch the video being captured by the wireless camera on the car.
