Add Ring Alarm Outdoor Siren outside so you can alert others when an emergency arises at your home. If Ring Alarm is triggered, Ring Alarm Outdoor Siren will alert anyone nearby. This siren can be heard up to 110dB, and can be seen from up to 100 feet away thanks to its flashing LEDs. The siren is also weatherproof, so it can be used indoors or outdoors. It is compatible with the Ring Alarm security system and can be controlled via the Ring app. The siren features adjustable volume levels and a customizable light pattern. Get peace of mind knowing that your home is protected by the Ring Alarm Outdoor Siren.