• 30 to 130dB
  • 31.5 to 8kHz frequency range
  • ±1.4dB basic accuracy meets ANSI and IEC 61672 Class 2 standards
  • A and C weighting
  • Fast (125ms) / Slow (1s) response time
  • 129,920 data logging points
  • USB PC interface

What's in the Box

  • 3.6V lithium battery
  • Windows compatible software
  • USB cover
  • Tripod USB extension cable
  • Windscreen


The Extech 407760 USB sound level data logger has a 30 to 130 dB range with data logging capability up to 129,920 records. There is a selectable data sampling rate and readings are recorded with a real time clock. The Extech 407760 USB sound level data logger has two start methods: programmed (from PC) or manual. The data logger also has 0.5" electret microphone.


Here's how some of our customers use this product...

Monitoring Nuisance Noise

The Background: A homeowner lives next door to a night club and is bothered by the amount of noise coming from that facility at late hours and wants to see if they violate any city ordinances.

The Problem: The customer is looking for an easy and inexpensive way to monitor and log the noise before taking his complaint to the city's code enforcement office.

The Solution: The Extech 407760 USB Sound Level Data Logger can easily be mounted at the property line (or anywhere else) and automatically take readings at predetermined intervals. The USB interface plugs easily into a computer to transfer and organize data.

In Stock

Part Number Price Available
$257.39 1 in stock

Manufacturer Stock

This stock is typically available to ship in 3 - 5 working days.

Part Number Price Available
$257.39 41 in stock

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