Many modern routers support both 2.4GHz and 5GHz frequency bands, each with its pros and cons.
2.4GHz Network: Offers better range and can penetrate walls more easily, making it ideal for larger homes or if your Alexa device is far from the router
5GHz Network: Offers faster speeds but has a shorter range. This is best used in smaller areas with minimal obstacles.
Read also: How to Connect Alexa to Wi-Fi: Step-by-Step Guide