Comcast (NASDAQ:CMCSA) announced the launch of its Xfinity Home service in Washington, D.C., and Virginia, as well as the company's Albuquerque, NM, and Santa Fe service areas. Xfinity Home, which also launched in Maryland last month, offers traditional home security components such as police and fire alarm protection with 24/7 monitoring, as well as the ability to remotely adjust digital thermostats, turn lights on or off and watch secure live streaming video from wireless cameras while away from home. The service also comes with the Xfinity Home app, which is available for free on Apple's iTunes App Store and Google Play for Android.