?Treated as a trustworthy guard for public and personal security£¬ this DANMINI YA-500-GSM GSM Alarm Systemwill be a practical choice which you can rely on. The GSM alarm system comes with 7 wired and 99 wireless defense zones as well as a clear LCD screen with time clock display. It supports various kinds of functions which include voice prompt for all operations£¬ 3 groups of timely arm and disarming£¬ 6 sets of phone numbers &amp; 3 sets ofSMS numbers storage£¬ 10-second automatic message recording£¬ one-key-control function£¬ etc. Learn more about it£¬ and I believe you¡¯ll make the purchase soon!                                    Features             7 wired and 99 wireless defense zones<br> LCD screen with time clock display<br> Voice prompt for all operations<br> 3 groups of timely arm and disarming<br> Can store 6 sets of phone numbers£¬ when alarming£¬ system will make alarm call to these numbers automatically<br> Can store 3 sets of SMS numbers£¬ when alarming£¬ system will send alarming SMS automatically<br> 10-second automatic message recording<br> Built-in artificial intelligent digital voice announcer<br> Built-in artificial intelligent English message<br> Users can make calls by using keypad on alarm panel£¬ just like using a telephone<br> One-key-control function£¬ "Out Arm"£¬ "Home Arm"£¬ "Remote Arm"<br> SOS£¬ fire£¬ gas£¬ door£¬ hall£¬ window£¬ balcony£¬ and boundary places alarm<br> Real-time£¬ delay£¬ 24 hours£¬ bypass defense zones programming function<br> Wireless coding£¬ easy to add additional wireless accessories<br> Remote control arm£¬ disarming£¬ monitor£¬ and intercom by phone<br> Built-in AAA NI-HI rechargeable battery£¬ make alarm when powering off<br> Comply with CCC safety standard and GB12663-2001 national standard <br>                                                            Specifications             Material     Plastic    <br> Alarm Form     The Remote Control£¬ Support Wireless Alarm£¬ Wireless Home Appliance Control (Optional)    <br> Phone Number Stored     6 Set of Telephone£¬ SMS Alarm Group Three    <br> Color     White    <br> Dimensions     (7.09 x 5.31 x 0.98)" /  (18 x 13.5 x 2.5)cm (L x W x H)    <br> Weight     30.51oz / 865g       <br>                                                             Package Includes            1 x Host<br>1 x Infrared<br>1 x Infrared Magnetic Door<br>1 x The Remote Control<br>1 x Regulated Power Supply <br>1 x Alarm<br>