Roku simple remotes need a line of sight with the receiver embedded in your box, as they use infrared light (IR) to communicate with it. So if something is blocking the beam, moving it out of the way ...
surveillance cameras work on IP networks to link them from a remote area to an assigned security location. Can you have security cameras without WiFi? Yes, you can. Even without Wi-Fi, you can still ...
When those cameras are wireless, they can be even more beneficial. Wireless outdoor home security cameras (as well as some indoor options) can offer easy DIY installation, access to places ...
BEST OVERALL: Arlo Essential XL Wireless Security Camera ↓ ... this is a highly versatile security camera that can be located in remote spots where no electricity is available.