As you now know, there are several useful ways of connecting wirelessly with your Arduino. In this chapter, you've learned how to connect your project wirelessly using XBee, a reliable long-range interface. You've also learned how to connect via Wi-Fi. Now your project can go untethered, needing only an occasional battery charge to keep it up-and-running. In the next chapter, you'll learn how to access the Linux system on Galileo and access even more interesting capabilities.