Vibration Sensor Shock Detector Wireless Security System MD-2018R Focus Alarm Systems

MD-2018R is wireless shock detector vibration sensor. It works with FOCUS Wireless Home security system. There are focus alarm host FC-300, ST-IIB, ST-IVB, FC-7448, FC-7668 Functions and Specification: 1.Built-in audio analyse microprocessor 2.4 levels of sensitivity setting. 3.Can be installed on ceiling or wall to detect vibration from door, window, glass, safebox etc. 4.It can be installed on isolated furniture to recognize land earthquake and wake you up. 5.Protection