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Released in October 2017 for $499Ring Alarm: This system offers professional monitoring for $10 a month, making it the least expensive security system on the market, DIY or otherwise. This Amazon owned company also makes a line of popular video doorbells. Released in July 2018 for $199Honeywell Smart Home Security: This system has an all in one base
station that also acts as a security camera, an Amazon Alexa smart speaker, a motion detector and a siren. Honeywell makes a variety of sensors for this system, and the unit is compatible with
Google Assistant, IFTTT and Z Wave smart home platforms. Released in August 2018 for $349Arlo Security System: This system uses the Arlo SmartHub and works with Arlo Multi Sensors, the Arlo Siren and the Arlo Remote. The most interesting devices in the system are the Arlo Multi Sensors, which are similar to the Nest Detect sensors in that they can act as both motion detectors and entry sensors on doors and windows.