The Cisco Meraki MT20 is a cloud-managed, wireless indoor open/close sensor designed to detect when doors, gates, or cabinets are accessed. It utilizes Bluetooth Low Energy (BLE) to automatically connect to existing Meraki MR access points or MV smart cameras, eliminating the need for separate gateways.

Key Features and Specifications:

Functionality: Detects intrusion and tracks usage trends by monitoring door status changes via magnetic fields.

Battery Life: Operates on a single user-replaceable AA battery with a lifespan of up to five years.

Alerts: Provides real-time notifications via SMS, email, or push notifications through the Meraki Dashboard.

Security: Includes tamper detection and uses Trust Anchor technology to encrypt communications.

Storage: Onboard storage retains up to 4,000 data points (approximately five days of data).

Licensing: Requires a Meraki license, but includes five free perpetual licenses for all organizations.