Wireless communication. Simple operation.
   High-speed ARM and AUROR central processor.
   The indicator light on the display case is very vivid.
   Support up to 16 wireless devices.
   Save up to 5 warning phone numbers.
   A 110 dB warning speaker and GSM antenna are integrated
available.
   Turn on and off alerts by message or call.
   Remote control and supervision by phone.
   Can adjust the volume of the speaker.
   Delay time for alerts and alarms can be set
Warning interrupts.
   Automatically send power error messages, run out of battery,
source works again.
   Operating frequency: 850/900/1800/1900 MHz