Wireless Home Security Alarm System with Auto Dailing NOTE: All Alarm System and detectors will be pre-set before shipping. User just need to input the phone number for alarm auto dailing. Product Highlight 32 Guard Zones Easy to add Detectors, Remote Control & Wireless Siren anytime. System will call your mobile or your friend when triggered No cabling required, easy plug & play installation Bundled internal Transmitter for Wireless Siren No service fee, your home is secured! (a telephone land line is required for alarm auto dialing) Keypad Control Panel Unit Number of Guard Zones : 32 Guard Zones Receive frequency : 315Mhz 0.5MHz (for Detectors & Remote Control) Transmit frequency : 433MHz 0.5MHz (for Wireless Siren) Static current : Is &lt;35mA Alarm current : Ia &lt;280mA Wireless interference Rejection: &gt;40dB(30-1000MHz) Wireless received sensitivity: -95dBm@12dB SINAD Operating Temperature : -15C ~ 55C (approx 5F ~ 130F) Humidity :  90 % Emission distance : 240-500 feet Power Supply : 12V DC (Package included an AC Adapter with Input:100~240V/Output:12V DC) uild in Rechargeable battery for using during power cutoff (support around 24 hours) Motion Detector Suitable for bedroom, living, kitchen, lobby, corridor...etc. Power Supply : 9V battery x 1 pce (battery included) Static current : I130mA