AAS 300 Wireless Home Security Alarm System Pet Immune DIY(R)

All advanced pet immune motion detectors; built in backup battery power supply 32 defense zones with 3 sensors per zone; ; expandable to 96 sensors and unlimited wireless sirens All digital with programmable password, anti-interference and rolling code technology Wireless transmission range 450 feet; integrated automatc dialer with memory capacity for 6 phone numbers and recorded message. $0 Alarm Monitoring, $0 Installation. Can be professionally monitored too! Auxiliary power back-up system for continuous operation during power outages