... , Real-time transmission, H264 code compress hidden pinhole camera Mini 3G DVR 3G video & audio scene collection ,Real-time ... latitude and longitude. GPS backend server support.DisplayBuilt-in 1.77 inch TFT color screen,support video preview,support video ... back button ,support online preview.Reset buttonReset setup,support 5 second system automatic reset state,can leave a small hole.Wireless ...