Professional grade security for your home or office. Flush or Tabletop Mounting, 1-Button Arming, and Many other User Amenities. Optional Voice Prompts. Fast, Simple, Easy Installation, because it's Wireless Alarm technology. Supervised Wireless Console with 1500 foot range! Easy to Use. A child can operate it! Flexible. Easy to Move, Configure or Expand for added protection. Convenient Components like 2 Remote Controls (keychain) for single-button arm/disarm, panic and home automation. Up to 24 Supervised Components (transmitters) may be added to each system. Up to 12 Supervised Components (transmitters) may be added to each system. Reliable State-of-the-Art Technology with Built-in Supervision of Components and Batteries. Long-life batteries (3 years lifetime). Ultra Secure Transmitters are each precoded at the factory for one of 1,048,575 possible codes. UL listed for Burglary, Fire and Emergency. Attractively Designer-Styled Ultra-Compact Console and Components.