First Our of Cameras to feature a CDS Sensor, meaning more smooth and accurate Day to Night Mode transitions - Better and clearer Night Vision. Super High Resolution Color Camera: Get crisp, clear images with 600 TV Lines and only requires 0.02 lux @ F1.2, 0 lux IRE. minimum illumination. Free lifetime technical support. Bullet camera can be used indoors or out. If the camera is placed outside it should be mounted under an eave or overhang. Wall bracket is included. No visible cable.** Nightvision: Built in Infra Red (IR) LEDs allow indoor/outdoor bullet camera to see up to 80 feet in total darkness (switches to black/white video automatically to maximize effectiveness in darkness.) Built in Microphone: For audio monitoring capability. Wide Angle 3.6 mm Fixed Lens: For larger viewing area. Not for use in direct exposure to water, rain or snow