Pairs quick and easy with Smart Wi-Fi Alarm System.
Modern design, waterproof, 58 tunes, adjustable volume.
Easy installation, battery operated and waterproof.
Extra long wireless range up to 250 feet, 58 unique melodies, sound and/or phone alerts, adjustable volume, option to mute.
Includes CR2030 battery and 3M tape.
Doorbell must pair with Smart WiFi Alarm System - it does not work on it's own!