1.850-900-1800-1900mhz 2.16 zone wireless, 3 zone wired, 3 relay output 3 ... THE PHONE AND MESSAGE? The GSM system need SIM card to dial. So, you can use your own ... program it, you can set 5 phone number in SIM card, be sure in first (1, 2, 3, ... ? 1). Power on When you set the SIM card (be sure it has set phone number) into ... phone or mob phone, it must be your SIM card number, And inter password (1 2 3 4 #) ...