The TX/RX1000A is one of our door alarm systems that uses wireless technology, which gives the flexibility of adding multiple units without the need to run wire. The entry motion sensor runs on 3 AA batteries, which can power up to 1 million rings before a battery change is needed. With an operating range of up to 1000 feet, this wireless door alarm system can be used in both larger and smaller buildings.

Click here for the TX/RX1000A Installation instructions.