The Ring Alarm is an affordable home security system. It includes one base station, one keypad, four contact sensors, one motion detector, one range extender, and an Echo Show 5. No professional installation required. You receive mobile notifications when your system is triggered, change your Alarm modes, and monitor all your Ring devices all through the Ring app. There are no long-term commitments or cancellation fees and 24/7 professional monitoring service is optional and available for $10 a month.