Alarm Controller

Specifications
  
Battery Capacity: 1900mAh
  
Emergency Battery: 8 hours
  
Battery Switch: 1
  
LED Indicators: Disarmed, Armed, WIFI, GSM, Message
  
Emergency SOS Button
  
Built-in Alarm: 90 decibels (within 100 cm)
  
Built-in Microphone/Speaker
  
LCD Display: 2 lines, approximately 16 characters per line
  
Supports 2G module for emergency calls/SMS
  
Tamper Buttons: 2
  
Dimensions: 134 x 194 x 30 mm
  
Weight: 392 g (main unit only)
  
Operating Temperature: 5°C to 45°C