BOOMYOURS 2" dual Lens 720P Car camera DVR Recorder Vehicle Dashboard Camera with Free Rear View Camera HDMI-out /AV-out /SD Slot 140degree Dual separate wide angle lens with high definition resolution, the lens is made by Sumsung with high quality. Come with a free rear view camera, can recorder both front and back views.The screen can shows both front&back views Auto night vision / Motion detection / Seamless looping video / Circulating recording. Turn on while car power on, turn off while car shutdown.Emergency lock function.