... and two monitoring station phone numbers.3)Long distance to alarm/disarm/listen in. 4)Each defense zone can have ... the detailed information of the owner, such as the position, alarm zone, telephone number. 11)To against the frequency disturb, ... station.Technical parameter: Operating voltage: Input 100-250V, output 9V. Wireless receiving distance: >100mOperating Frequency: 433 MHZStandard kits: a main ...