... thieves,fixed wall, tamper alarm settings, impeccable. 1,Patented technology, international cutting-edge. 2, Liquid crystal display, use Simple, 3, large ... : in standby mode, press the "Func." Button, the screen flashes speakers, press the "Add" or "Del." Button to choose the vibration ... destroy it, it will ring loudly to alarm and show speakers with ")))", after a good choice,do not forget to press ...