Comcast announced on Jan. 6 that its next-generation xFi Advanced Gateway, its first device capable of delivering true multi-gigabit speeds, will begin rolling out to customers in the coming months. Comcast now becomes one of the first U.S. Internet Service Providers to offer a WiFi 6 Certified gateway delivering faster speeds, ultimate capacity, lower latency and best-in-class WiFi coverage throughout the home.(Jeff Fusco/Comcast via AP Images)