... DVR alarm system with call SMS/MMS 2.Supports GSM, and password operation 3.5 group telephone numbers ... photo or arm, disarm.Specifications:• Adopt 3 bands, GSM 900/180/1900MHz, can alarm remotely without the limit ... take photos remotely by phone or SMS commands• Supports GSM, and password operation• Supports 2GB SD card to store ... 2pcsWired Siren 1pcsPower Adapter 1pcsCamera 1pcs SE-08 DVR Alarm System