... message to the alarm panel, then your light will turn on , if your light is connected with this "1wired ... message to the alarm panel, then your fan will turn off, if your fan is connected with this ... through landline only3. Programme the phone numbers directly on the panel4. LCD and blue back-up light, ... control, listen in, speak, arm, disarm, or turn on/off the siren from a remote phoneThe functions are ...