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Noise Dosimeters

TSI Quest offers a variety of noise dosimeters that are rugged, lightweight and designed for exceptional ease of use. Available options include intrinsically safe models, Bluetooth connectivity to the Edge dB App, and the ability to measure against 3 industry standards simultaneously. TSI Quest dosimeters offer real-time personal noise monitoring in a variety of workplace environments.

Industry Applications

  • Mining
  • Commercial Construction
  • Road Construction
  • Military
  • Industrial Manufacturing
  • Oil and Gas and Downstream Refineries—ATEX and IECEx approval
  • Urban Areas

Find a solution that meets your needs

NI-100 Noise Indicator

Edge 4+ Noise Dosimeter 

Edge 5 Noise Dosimeter

Inexpensive. Alerts users when hearing protection may be required or a noise risk assessment is needed.

Bluetooth connectivity to view multiple dosimeters from the app. Color screen.

Intrinsically safe. Features three independent dosimeters (third dosimeter enabled through DMS software)

See more NI-100 details

See more Edge 4+ details

See more Edge 5 details


Compare TSI Quest Edge noise dosimeter models


Edge 4+ (EG4P)

Edge 5 (EG5)




Battery Life

60+ hours1

40 hours

Lock-Out Security Function



LED Dose Indicator



Number of Independent Dosimeters



IP Rating



MSHA Approval



Intrinsic Safety Approval



1 60+ hours with Display Timeout enabled (20 hours without Display Timeout enabled)

2 For the Edge 5, the second dosimeter is enabled through DMS software.

Noise Indicator NI-100 Series

The Noise Indicator NI-100 alerts users to potentially dangerous noise levels, helping identify...

Edge 5 Personal Noise Dosimeter EG5-D-AC3

Edge 5 Personal Noise Dosimeter carries intrinsic safety approvals and offers a compact frame for...

Edge 4 Plus Personal Noise Dosimeter EG4P-D-AC3

The Edge 4+ Personal Noise Dosimeter is available in Bluetooth and non-Bluetooth models and...

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