1.GSM 900/1800/1900 bands 2.can be used in most parts of the ... and Out Arm modeCall in to set alarm ON, OFF, Monitor, Output, Intercom.Send SMS to set alarm ON, OFF, Monitor, Output5 group ... statusCan program 7 groups of alarm messages2 outputs, can be used with external circuit to control home applianceEasily set ON or ... Remote Controller 2pcsWired Siren 1pcsPower Adapter 1pcs SE-03B GSM Alarm System