GSM Smart Home Burglar Alarm System — 1.7 Inch TFT Screen, Motion Detector, Smoke & Door Sensors, APP Control, High Sound

Comprehensive alerts: Sends APP push notifications and SMS when external power fails or when the built-in battery is low; an APP push is also sent when external power is restored. Tamper incidents trigger an SMS notification. Phone presets: Supports 5 groups of preset alarm phone numbers — SMS on/off and dial on/off can be configured for each group independently. Scheduled arming: Set automatic arm and disarm times in advance for daily protection. Adjustable delays: User-configurable arm delay and alarm delay to suit personal needs. Camera support: Can pair with a camera so that, during an intrusion, you can view the scene remotely and speak to deter intruders immediately.