90, which includes eight contact sensors, seven motion sensors and three remote tags, is well suited for a three to four bedroom home, the company says. Photo by iSmartAlarm — The Washington PostLooking for a more comprehensive security system?Consider iSmartAlarm, a top performer according to CNET, Consumer Reports and PCMag. Its Shield Package $613. 90, which includes eight contact sensors, seven motion sensors and three remote tags, is well suited for a three to four bedroom house, the company says. The Abode Essentials Starter Kit $229 includes one door/window sensor, a battery powered security camera and motion detector, and a key fob. Photo by Abode Systems — The Washington PostAnother DIY option is the Abode Essentials Starter Kit $229, which includes one door/window sensor, a battery powered security camera and motion detector, and a key fob. The system integrates with Amazon Echo, Google Home and other home automations for voice enabled arming and disarming. 3 options for professional monitoring systems With its Nest Secure alarm system, Nest offers professional monitoring through Brinks Home Security for an additional monthly fee. Photo by Nest — The Washington PostMany self monitoring systems offer professional monitoring services for an additional monthly or annual fee. With its Nest Secure alarm system, Nest offers professional monitoring through Brinks Home Security; a three year agreement costs $19 monthly and a month to month contract that's $29 a month. Frontpoint is a highly rated monitoring provider, according to security system review websites SafeWise and A Secure Life.