... 32GB , full function Rearview mirror with 3.5" TFT parking sensor and bluetooth with DVR function1.Storage type: SD ... started, the system automatically start working.The emerald LED will flash.To check DVR working state, press ... SW1 2 seconds to stop recording,the emerald LED will be off.When recording,shortly press SW2 ... SW2 2 seconds to exit and back to record.The emerald LED will be off if there ...