1. work via GPRS to send the photo, real-time checking, 2.Install the door sensor , infrared sensor, Camera ECT in ... main board, door sensor, Camera, Siren, softwareApplicationsHouse, container ect......Install the sercurity in the container , you can know the position ... when the device alarm, the Camera take the photo automatic. How to install the GPRS house security1) Connect the wire in a correct ...