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Ships within 48 hours · Estimated delivery Oct 17 - Oct 22
It also includes two-way audio
3–9 m (default 6 m)
whether individual or collective
External antenna with up to 3 dBi gain for improved signal strength
Sonoff SNZB-04PR2 - SenseGuard DW Gen2 Zigbee Door and Window Sensor (Zigbee2Mqtt, Home Assistant, Ewelink) It also includes two-way audioSONOFF SenseGuard DW Gen2 Zigbee Door Window Sensor (SNZB 04PR2) The SONOFF SenseGuard DW Gen2 is a Zigbee door and window sensor designed to improve home security while enhancing comfort and energy efficiency. With smart detection of opening, closing, and tampering, it can instantly trigger alerts and advanced automations. Compact, lightweight, and discreet, it installs easily on all types of doors and windows, including narrow frames or wide gaps.
