Wi-Fi plays an important role in central monitoring, but some pan tilt IP cameras do not require Wi-Fi.

Local storage is crucial, as smart PTZ cameras store videos on microSD cards or local recorders and play them on computers. Security cameras predated the Internet. The first patent for a home closed-circuit television system was filed by African American inventor Marie Van Brittan Brown from Queens, New York in 1966. So, of course, WiFi security cameras can run without Wi-Fi, right? 

You see, the IP central surveillance camera has been developing for many years. Now, many necessary functions need to be connected to the Internet, from transmitting real-time video streams to mobile phones to sending videos to the cloud for safe storage. In addition, not all wireless central security cameras will allow you to choose not to use Wi-Fi. Most cameras need to be connected to the Internet. 

"Which security cameras can work without Wi-Fi?" Some cameras can be used without connecting to Wi-Fi, but they also have some drawbacks. For example, they do not send materials to cloud servers that can be accessed at any time, but store videos locally. This means you need to access the camera or recording device to play the video. 

Smart security monitoring cameras can operate without Wi-Fi, but whether they can function properly depends on the security camera functions you believe are working properly. If you mean live broadcast, you can use an smart indoor PTZ camera with night vision connected to the Internet through LTE or 5G and data package. If you are referring to video recording, some cameras can record to a DVR or microSD card without Wi Fi. If you mean to send notifications to your phone when movement is detected, outdoor solar cameras connected to LTE and 5G can also achieve this.

Anyway, you can explore Wi-Fi free smart indoor pan tilt security camera options from these top brands: 

The first security camera that does not require Wi-Fi is an smart IP night vision full-color camera connected to the Internet through 4G/LTE or 5G cellular signals. There are very few such cameras on the market, and they are more expensive than typical smart security cameras. Therefore, if you are looking for the most affordable security cameras, you may not find any cameras that support cellular signals. But because they are connected to the Internet, they can provide functions similar to Wi-Fi cameras. They can stream videos, use cloud storage, and alert you to unauthorized movements.