Remote control through Internet such as arm, disarm, alarm, or input data Time delay for arm (0 - 99 optional) Function to set ring time when alarm telephone is dialed Remote real-time monitor Function of siren hooting time 6 groups of preset alarm telephone numbers Defense zone arm or disarm optional by remote controller Self-learning detectors compatible with the alarm main panel Priority of the preset alarm telephones to call in Display of 16 defense zones Power supply: Input: AC 110V; 220V; 230 - 240VOutput: DC 9V, 300mA Frequency: 315MHz/433MHz Stand-by current: = 110dB Temperature range: -10 to 50 deg. C Relative humidity: jail and outdoors producing area:China payment:T/T