Optex Wireless Driveway & Entry Announcer with Chime and Relay Output

Optex wireless driveway/entry announcer combines a motion detector with a chime receiver to notify you of approaching activity. The chime box offers 3 different tones, and the unit includes a relay output to activate other electrical devices. The motion detector and receiver communicate wirelessly up to 2000 ft. apart, making it suitable for driveway, gate or entryway monitoring without hardwiring.