Alarm.com ADC-FLEX-100-AT Flex IO Wireless LTE AT&T Sensor

Protect entrances and critical access points with the Alarm.com ADC-FLEX-100-AT Flex IO wireless intrusion accessory, designed to deliver reliable security monitoring for both residential and small-business environments. This Alarm.com Flex IO sensor leverages LTE AT&T connectivity to ensure continuous, low-latency communication with your security platform so you receive real-time alerts when doors or gates open. The built-in magnetic reed switch tracks contact status while an additional loop input allows easy integration with third-party contacts or sensors—expanding coverage without replacing your control panel. Optional tamper alerts add an extra layer of protection by notifying you of attempted interference or device removal. Lightweight and wireless, the ADC-FLEX-100-AT installs quickly on a variety of entry points, reducing installation time and total cost of ownership for installers and security managers. Seamlessly pair it with Alarm.com monitoring and automation services for centralized surveillance, remote arming/disarming, and actionable notifications. Ideal for perimeter detection, retail, and property management applications—add the ADC-FLEX-100-AT to your security strategy to enhance monitoring and response. Order now for fast deployment.

• Reliable LTE AT&T connectivity for continuous remote monitoring and faster alarm reporting
• Magnetic reed switch and loop input let you monitor doors, gates, or integrate third‑party devices for flexible perimeter protection
• Optional tamper alerts protect against device interference and help maintain system integrity
• Compact, wireless design simplifies installation across residential and small business sites, reducing labor time
• Seamless integration with Alarm.com platforms for centralized surveillance, notifications, and professional alarm management