Below are simple tools needed to install cctv camera in your homes, shops and offices.

CCTV camera (Dome, Bullet, PTZ,)

DVR&NVR (for storing recorded footage)

Wiring cable (Coaxial or RG-65 ) are recommended

Hard disk (for back up)

Wall mount

LED/LCD Monitor

Internet connection

Drill


For IP cameras,
Most importantly these are all you need; a wireless camera, cloud plan for storage and your desktop or smartphone can be used as screen to monitor live as well as recorded footage through integrated cloud based mobile application. It saves your time and money. The wireless adds an extra layer of advantage as you don't need to spend on the wiring cost.

Credit: https://verdesng..com/2019/04/what-you-need-to-install-cctv-camera.html?m=1