... Price CE,FCC Approved Features:Built-in 3.5" TFT monitor Rearview with camera,auto start working while car backwardBuilt-in dual ... input for audio devices, such as iPods, MP3, MP4 to enjoy wireless stereo listeningParking sensor system(RD078) is available Video ... the system automatically start working.The yellow LED will light.To check DVR working state, press PLAY button 3 seconds to open the DVR ...