Dash Cam Front and Inside -The dual dash cam can record videos in front HD 1080P clearly capturing license plates and road signs. (Note: This dash cam supports dual dash cam recording, such as front camera + interior camera recordingn at the same time.) Parking Monitor and Loop RecordingThis dash cam has 24 hours parking monitor, starts recording automatically once it detects collision. And by slicing the video, we can realize the seamless connection between the looped video and better guard the video evidence. Moreover, the screen will automatically display the reverse rearview screen in full screen when you hang up the reverse gear, which is more convenient to assist parking. Built-in WiFi & Support the max card 128GB This dash cam has built-in Hotspot WiFi for faster transfer speed. (Effective WiFi signal range is about 30ft.