Wireless Ring Extender - Vibrating Alert

No more missed visitors, deliveries or phone calls! The Wireless Ring Extender is a wireless remote device consisting of a transmitter and a receiver.

Doorbells for Hearing Impaired & Elderly - Never Miss a Visitor

Many Uses! Burglar alarm, panic alarm, intrusion siren, trespassing and theft deterrent - activate the siren manually from the app and/or by motion detection or other automations (using the convenient free YoLink app) Wireless & Flexible! Self-powered and wireless controller, just install the siren and controller wherever it is needed. No additional wires needed! Or, install the Controller connected to existing wiring, with the siren installed outside.

YoLink Hub and Outdoor Security Siren and Smart Alarm Controller Alarm Kit Loud 110 dB, Wireless, Battery-Powered, 1/4 Mile, White Black

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