tolviviov Home Alarm System(2nd Gen), 12 Pieces Smart Home Alarm Security System DIY No Monthly Fee, Phone Alert, Alarm Siren, Door/Window Sensors, Remotes, Work with Alexa, for House Apartment Office

✅Ideal Alpha Alarm System for Home – With the help of smart ecosystem, you can add extra door and window sensors, motion detectors, wireless doorbell, and water detectors into the existing smart security system. Remotely control tolviviov home alarm system wireless anywhere, anytime via smartphone. It supports expansion of up to 20 sensors and 5 remote controls/keypads. No contracts and No subscription fee.
✅Early-Warning Notifications – When someone illegally opens your door or window and enters your house or apartment. tolviviov smart door sensor will send an alarm to the alarm station, and your mobile phone will receive a real-time notification of alarms alert. Equip every door and window with tolviviov wifi door sensor to stop burglar. tolviviov home security systems always give you peace of mind.
✅VOICE CONTROL – Your tolviviov alarm system for apartment can be easily controlled by Away, Disarm, and Home modes with your voice. Works with Alexa and Google Assistant. Only works on 2.4GHz WiFi networks, does NOT support 5GHz WiFi networks.