[Wireless and Easy to Install]: This camera can be installed using a common E27 bulb base (110V - 240V), then download the APP using the phone and the use to help the bulb camera connect to Wifi. (There is a tutorial for connecting to wifi in the video. If you can't connect to wifi, you can contact the seller.) Compatible with 2.4GHz wifi networks. 5GHz not supported [1080P and smart night vision]: 1080p wifi outdoor bulb camera High-definition bulb camera can provide clear image even at night, smart night vision provides night vision normal and color night vision, you can easily choose according to your needs. [Two-Way Wireless Audio Camera]: The wireless wifi bulb camera is equipped with a microphone and a Loudspeaker so you can talk to your family through the app or scare away thieves Excellent choice for taking care of children and pets during working hours. [Remote Monitoring and Terrace]: Our camera can control the viewing angle through the app and you can control it. remote view anytime, anywhere through iphone/Android phone/iPad. Wifi cameras give you a clear view at all times. The app lets you control the camera's viewing angle for a 360-degree no-blind-spot view.