Samsung DT-STR-KT-1 SmartThings ADT Home Security Starter Kit – White-OPEN BOX. Help protect your family with a fast-response home security system. Self-monitor your home or opt into ADT professional monitoring services, all through SmartThings mobile app. Receive alerts if doors or windows are opened unexpectedly. Initiate optional ADT Professional Monitoring Services; Opt into a range of detection and life safety services with low month-to-month rates and no contracts. Comes with 2 ADT Door and Window Detectors, 1 ADT Motion Detector, and the 1 ADT Security Hub. The ADT Security Hub features a 7-inch touchscreen control panel, built-in siren, battery and cellular data backup, and dual-encryption wireless technology; LTE cellular backup is for optional ADT services. Includes proprietary 900 MHz, Z-Wave (500 Series), Zigbee HA2 protocols; FCC, UL, Zigbee, ZWave certifications. Samsung SmartThings ADT detectors required to use optional ADT services; other SmartThings products will not call ADT. Optional ADT services require a Samsung SmartThings ADT Security Hub, plus one or more compatible Samsung SmartThings ADT devices; Other ADT hardware and services are not compatible with these products.