* It is with 2 wired zones+12 wireless zones.
* It is with SMS operstions and voice reminder that can switch 4 languages: Chinese/English/Russian/Spanish.
* Works with external microphone and speakers. Send SMS text to 3 mobile phones and auto-dial 3 phones to inform the user
* Users can use any phone to listen what is happening inside the building where the alarm is installed.
* With password protection, System will inform users when an incorrect password is tried 3 times.