Product information: Functions: Night vision enhancement, night vision supplement light, loop video, low-light night vision enhancement, picture distortion correction, motion detection, GPS positioning, reversing video, parking monitoring, fixed speed measurement, mobile speed measurement, collision sensing, front and rear video, front and rear dual lenses Running memory: 1GB color: Black Screen size: 4.3 inches Installation type: General Main lens aperture: F1.4 Number of lenses: Dual lens single lens Camera pixels: 2 million cameras Pixel: 2 million Viewing angle: 120° Image resolution: 1080p