• Two output levels of 94dB and 114dB with Output frequency of 1000±0.1%Hz (allows calibration with A,B,C or D weighting networks or linear)
  • Calibrated to produce 94dB at sea level.
  • Fits ½ inch and 1 inch microphones (includes ½ inch adapter)
  • Battery life approx. 100 hours and Conforms to IEC942 Class 1
  • This sound meter provides clear and easy reading

Bought this to calibrate my measurement mics for SMAART. It does what it’s meant to do! Good price too (compared to a lot of other options)

Works exactly the way it is supposed to.