3" Touch Screen Dual Lens Car Dash DVR P7 Camera Rotate Cam GPS G-sensor Back lens able to rotate for 270 degrees. Support GPS Logger function and 3D G-Sensor. Two Cameras: you can recorder all the thing outside and inside of you car at the same time. 3.0" Touch Screen: first touch screen car dvr, make the operation much easier and looks more fashionable. Back Camera infrared IR night Vision function: inside of your car in the night ,it is dark, with IR night vision function, the back camera still can shoot.