Stay ahead with the Perimeter Alarm (Wireless up to 2000ft) from Intelligent Life Pro, empowering your intelligent security choices. This is perfect for letting you know when someone is approaching your house or wherever you feel that you need early notification. Examples: Coming up your driveway to your door, around your house, at your mailbox or even around your vehicle, you can rely on the Optex RCTD-20U Wireless 2000 indoor/outdoor Annunciator System to ensure the safety of your premises. Designed for seamless integration, this system provides the peace of mind you deserve. Embrace intelligent security and stay informed effortlessly.