Includes one camera 100% wire-free connection that works with rechargeable battery or by connecting to your existing doorbell wiring 4K Ultra HD maximum camera resolution delivers crisp and clear picture Ultra-wide 120-degree viewing angle provides detailed imagery in every frame Powerful infrared night vision automatically activates at night and offers visibility up to 16ft. (5m) in the darkness Chime Unit features a speaker with six selectable melodies and operates on two AA batteries. It can be mounted with double-sided tape or carried around the house, thanks to its 65ft. (20m) wireless range Microphone and speaker let you talk with people near the camera, you can even ward off intruders Enjoy effortless recording with free local storage (32GB micro SD included) or cloud recording Built-in siren helps to deter the intruders Tough build with IP56 rating effectively withstands elements