Under normal circumstances, the routers that Nexicom provides are compatible with almost all devices. They are meant to provide the local WiFi signal in your home for your devices to connect to the Internet.
These devices are basically locked down for security purposes, and if you want to take advantage of the handful of special features offered by some router manufacturers, it would be an option to purchase your own. Some very specific features might include Port Forwarding, Quality of Service settings, Range boosting, DMZ settings.