... 3, May set up 5 set of consumer telephone number. 4, May set up 1 set of alarm center ... Special circumstances of the time may set up centre telephone numbers,consumer organizing a defence ... centre telephone dialing organizing a defence.6, May set up 1 set withdrawing from a defended position centre ... numbers: 5 groups, telephone number bit longer: 32. 6, operating frequency: 315MHz/433MHz. Complete list1. Host ...