ALC Wireless Security System Protection Kit includes Control Hub, 2 Door Window Sensors, Motion Detector, Power Switch, Remote Control, 105db Siren. Self Monitoring system with no additional fees. Easy Setup DIY system comes prepared. Plug electrical adapter into the Control Hug and connect Ethernet cable to route. System communicates wirelessly with the rest of the system. Easy to install sensors includes installation hardware and comes preloaded with batteries. Just pull plastic tabs and sensors are prepared. Arm system Away or Stay Push notifications and Email Alerts are sent to your phone or tablet notifying you of an event signaled to the Control Hub by one of the system components. 105db siren scares off an intruder Add up to ALC 4 SightHD Cameras and 36 ALC Sensors - Door/Window Sensor, Motions Sensor, Power Switch, Remote Control