The benefits of wired vs. wireless CCTV devices will depend on the operations you are looking for from your security system. Wireless cameras tend to be easier to install with the flexibility of placement. However, wireless cameras heavily depend on Wi-Fi strength and have less reliable connections.
Wired cameras are harder to install because they need to be integrated into the electrical hardware of the home, but they are more stable, consistent in their quality, and have greater durability compared to wireless cameras. For long-term security solutions, wired set-ups are ideal.