What is frequency range for this device?

The SL510 has a frequency range from 31.5Hz to 8KHz.

does make 20hz to 20khz readings?

Thank you so much for your interest in our products. The 407032 model has a measurement bandwidth between 31.5Hz to 8KHz. Please check all the specifications of this meter here: http://www.extech.com/products/resources/407732_UM-en.pdf

Hello Checker,The 407760 comes with software, tripod, USB extension cable, windscreen, and 3.6-Volt Lithium battery.Best Regards

The model presented says 'Extech 407730' but in the description and image apears Extech 407732, which you are sending?

I am not sure where 407730 is appearing besides the comparison table between the different models. For simplicity, this page is for the Extech 407732. You would get the item in the pictures.

Extech 407730 Digital Sound Level Meter 40 To 130db C

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

COP 793492

Duties & taxes included

In stock

Sold byAmazon ColombiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Colombia.

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Description

🔊 Own the soundscape with precision and style!

COMPACT READY TO GO - Lightweight, palm-sized design with included windscreen and tripod mount—perfect for on-the-go professionals demanding accuracy.
DUAL DISPLAY DYNAMICS - Large LCD screen pairs numeric readout with a lightning-fast analog bar graph updating every 40ms for real-time sound trends.
SMART POWER MANAGEMENT - Auto power-off feature conserves battery life so your meter is ready when you are—no wasted energy, no surprises.
PRECISION YOU CAN TRUST - Measures sound from 40 to 130dB with ±2dB accuracy and 0.1dB resolution for crystal-clear monitoring.
MAX HOLD MIN MAX TRACKING - Capture peak noise levels effortlessly with Max Hold and review sound fluctuations over time for comprehensive analysis.

The Extech 407730 Digital Sound Level Meter is a professional-grade tool designed for accurate sound measurement from 40 to 130 decibels. Featuring a high-resolution 0.1dB digital display alongside a fast analog bar graph, it offers real-time sound monitoring with ±2dB accuracy. Its compact, lightweight design includes user-friendly functions like Max Hold, Min/Max recording, selectable A/C weighting, and auto power-off to optimize battery life. Ideal for workplace noise assessments, audio system installations, and compliance testing, this meter combines precision with portability for the modern professional.

Specifications

ASIN	B000EWY67W
Amperage	300 milliamps
Audio Output Effects	gitarreneffekte
Best Sellers Rank	#47,034 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #16 in Sound & Noise Meters
Brand	Extech
Brand Name	Extech
Color	White
Controls Type	Touch
Customer Reviews	4.4 out of 5 stars 228 Reviews
Global Trade Identification Number	00793950407301
Hardware Interface	3.5mm Audio
Included Components	Microphone wind screen, four AAA batteries
Item Dimensions	9 x 1.7 x 2.2 inches
Item Highlight	0.1dB resolution, 2dB accuracy, analog bargraph, max/min, max hold, auto power off, windscreen
Manufacturer	Extech Instruments
Manufacturer Part Number	407730
Model Name	407730
Model Number	407730
Number of Items	1
Power Source	Battery Powered
Signal Format	Digital
Style	Digital Sound Level Meter
UPC	793950407301
Unit Count	1 Count
Voltage	9 volts
Warranty Description	1 year parts and labor.

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COP 793492

Duties & taxes included

In stock

Sold byAmazon ColombiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Colombia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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