The DCMA-4000 is a feature-filled wireless motion detector/receiver kit with up to a 1 mile* radio range. The passive infrared sensor operates on one 9-volt battery (not included). It will detect a person or vehicle from over 50 feet away and send a signal back to the receiver within 1 mile.
The DCR-4000 receiver will play one of twelve different tunes that are selected at the transmitter so that different zones can be distinguished. The receiver is powered by a 12VDC transformer.
Note: actual range will vary depending on the environment.
Features with all optional accessories:
- Monitors your property all day and night - The Dakota Alert DCMA-4000 is a passive infrared (PIR) motion detector that detects moving people, large animals, and vehicles within the protected area.
- Detects moving objects up to 100-ft away - The PIR sensor can detect moving people or vehicles from 25 feet to 100 feet in front of the transmitter box.
- Transmits and receives signals up to 1 mile away - If you have a large perimeter to monitor, the DCMA-4000 is a great solution. Both the transmitter and receiver pick up alarm signals up to 1 mile away.
- Withstands unexpected weather - You can mount the DCMT-4000 outdoors even during winter. This wireless transmitter works fine both day or night, rain or shine. Transmitters operate fromr -30 to 110 degree Fahrenheit.
- Offers an expandable alarm system - You can add up to 16 different transmitters to the DCR-4000 Receiver if you wish to monitor a larger perimeter. DCMA-4000 is not compatible with 2500 or 3000 series products.
- Operating Range: -30°F to 120°F
For more information, please see 
User Manual
For more information, please see User Guide
