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Elsys Sound Environmental Sensor

POA - Price on Application


The Elsys ERS Sound is an advanced indoor environment sensor that measures sound level, temperature, humidity, light, and motion. The sound module is always on and will detect every sound event. It is enclosed in a room sensor box and is designed to be wall mounted. ERS Sound is completely wireless and powered by two 3.6V AA lithium batteries.


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Key Features

  • Five internal sensors – temperature, humidity, light, motion (PIR), and sound
  • Sound sensor / Peak + Average
  • Always on – no missed sound events
  • dBa filtering
  • Wireless LoRaWAN connectivity
  • Powered by two 3.6V AA lithium batteries
  • One-minute installation
  • Easy to configure
  • Equipped with NFC (Near Field Communication) making it easier to connect to data through a smartphone
  • LoRaWAN certified and N-tick certified device – ready for easy and secure deployment
  • Minimal design to fit in many places discretely


Building Environment

Optimise indoor building environment for HVAC and lighting management, room occupancy, energy efficiency, and worker comfort and security

Room Occupancy

Monitor occupancy of meeting rooms, office, warehouse facilities or public office areas to better manage indoor environment and usage

Public Buildings

Monitor sound levels in public spaces, schools, libraries, government buildings etc to manage impacts and respond to sound events