Smart Home Starter Add-On Pack — Window Alarms + Smart Chime

The Perfect Add-On to Any Smart Home or Security Setup

Already have a doorbell or security system? This add-on pack fills the two gaps that most smart home setups miss: window-level protection and whole-home doorbell awareness. The Window Vibration Alarm 5-Pack covers your most vulnerable glass entry points with 120dB sensors that trigger instantly if anyone strikes or forces a window. The Smart Doorbell Chime ensures you hear your front door from every room — no rewiring, no electrician, just plug it in and connect.

What's Included

• Window Vibration Alarm 5-Pack (120dB) — Adhesive-mount sensors, instant 120dB alert, no batteries required on hub
• Smart Doorbell Chime (WiFi) — Plug-in chime, works with most popular video doorbells, multiple ringtones

Add-On Savings

• Individual value: $36.98
• Add-on pack price: $32.99
• You save: $3.99 (11% off)

Pairs perfectly with the Home Security Trio bundle or any existing doorbell setup. Ships ready to install.