The Ring Alarm Glass Break Sensor listens for the distinctive acoustic signature of glass shattering and triggers the Ring Alarm system immediately when detected. Unlike contact sensors that require a window to physically open, the Glass Break Sensor activates the moment a window is broken — providing protection against intruders who smash windows rather than open them. Detection range is up to 25 feet, allowing a single sensor to cover multiple windows in a room. Uses acoustic analysis tuned for the sound of breaking glass to minimize false triggers from other loud noises. Connects to the Ring Alarm Base Station via Z-Wave. Battery-powered with approximately 3-year battery life. Mounts on a ceiling or wall near windows.
Why do I need a Glass Break Sensor if I already have Contact Sensors on my windows?
Contact sensors only detect when a window is opened — if someone breaks a window and reaches inside without sliding it open, the contact sensor will not trigger. The Glass Break Sensor listens for the sound of shattering glass regardless of whether the window is opened, closed, or locked. For comprehensive window protection, pair a Glass Break Sensor with contact sensors: the contact sensor catches open attempts, the glass break sensor catches smash-and-reach attempts.
Will the Glass Break Sensor trigger false alarms from TV sounds or dishes breaking?
The sensor is tuned specifically for the acoustic frequency pattern of window or glass pane shattering. Normal household sounds — TV, voices, dishes, glasses — have different acoustic signatures and should not trigger the sensor under normal conditions. Sensitivity can be adjusted in the Ring app. Very loud or sustained glass-breaking sounds from sources like a TV playing at high volume could potentially trigger it in rare cases.
How many windows can one sensor cover?
One Glass Break Sensor can cover windows within a 25-foot radius, making it sufficient for most living rooms, bedrooms, or offices with multiple windows. For very large rooms or homes with many windows spread across long distances, you may want more than one sensor. Ceiling placement maximizes the detection area compared to wall mounting.
Does the Glass Break Sensor work while the alarm is disarmed?
Yes — when configured in the Ring app, the Glass Break Sensor can trigger an alert even in Disarmed mode, useful if you want to be notified of a break-in attempt even when you are home. You can customize behavior for each alarm mode (Home, Away, Disarmed) independently.
# Ring Alarm Glass Break Sensor — Acoustic Detection Up to 25 Feet, Z-Wave **Model:** `glass-break-sensor` **Brand:** Ring **Category:** Alarm Sensor > The Ring Alarm Glass Break Sensor listens for the distinctive acoustic signature of glass shattering and triggers the Ring Alarm system immediately when detected. Unlike contact sensors that require a window to physically open, the Glass Break Sensor activates the moment a window is broken — providing protection against intruders who smash windows rather than open them. Detection range is up to 25 feet, allowing a single sensor to cover multiple windows in a room. Uses acoustic analysis tuned for the sound of breaking glass to minimize false triggers from other loud noises. Connects to the Ring Alarm Base Station via Z-Wave. Battery-powered with approximately 3-year battery life. Mounts on a ceiling or wall near windows. ## Specifications | Attribute | Value | |---|---| | Product Type | Glass Break Sensor | | Connectivity | Z-Wave | | Detection Technology | Acoustic (sound pattern recognition) | | Detection Range Ft | 25 | | Battery Type | 1x CR123A lithium | | Battery Life Years | 3 | | Tamper Detection | Yes | | Requires Base Station | Yes | | Indoor Use Only | Yes | | Mounting | Ceiling or wall mount | | Warranty | 1-year limited | ## What's Included - Glass Break Sensor - 1x CR123A Battery - Mounting Hardware - Quick Start Guide Source: https://www.jaspecs.com/ring/alarm-sensor/glass-break-sensor-ring-alarm-sensor/