It captures the WiFi from your router and rebroadcasts it to areas where the signal is weak or nonexistent. Just starting your smart home?It’s easier to do now than ever before. Try choosing a single device that you want or find useful and learn how it works. Once you get the hang of it, you’ll be ready to add compatible devices to enhance the functionality of the ones you already own. A voice assistant like Google Home is an easy way to get started. Simply speak your commands and it’ll do it’s best to play your favorite music or podcasts, order pizza, answers questions, and control your other smart devices with simple voice commands.