Guardline 500 Foot Long Range Driveway Wireless Alarm [1 Receiver] - Outdoor Weather Resistant Motion Sensor & Detector-Security Alert System - Monitor & Protect Outside Property
This extra receiver is compatible with the Original Guardline Wireless Driveway Alarm system. Please note that this receiver is NOT compatible with the Guardline 1/4 mile range driveway alarm. You must purchase the 1/4 range receiver to work with the 1/4 range driveway alarm.