TSI Quest (Formerly 3M) eg4-D-AC3 Personal Noise Dosimeter, Dock, and Calibrator
- Kit Includes: EDGE 4 Dosimeter with 1/4-Inch Microphone Two Windscreens, AC-300 Calibrator, Single Docking Station, Calibrator Adapter, USB Cable, Power Supply and Storage Case.
- Displays SPL, dose, Lavg, Leq, TWA, maximum level, minimum level, peak level, exposure, and run time… all while in Run mode.
- Independent selectable thresholds from 70 to 90dB or none, independent exchange rates for each dosimeter (3, 4, or 5 dB), and independent criterion levels from 70 to 90 dB in 1dB increments.
- Rechargeable lithium polymer battery provides more than 60 hours of run time, and only needs to be replaced every three years.