... KeyD-set \ video \ stopWhen the recorder is powered on, the unit is in preview mode, the input image can be ... If this feature is turned on, when the SD card is full, it will overwrite the old video1.1 ... image quality1.1.5 Sound Options open, the sound recorded with image; option is turned off, only images, no ... If this feature is turned on, when the SD card is full, it will overwrite the old video1.2 ...