Key Features:
Wide‑Range Sound Level Measurement
Accurately measures sound levels from 30 to 130 dB using A‑weighting
to reflect human hearing sensitivity — perfect for workplace, environmental,
and noise compliance checks.
Bluetooth Connectivity with ExView App
Seamlessly transmit, view, and share sound level data on iOS or Android
mobile devices via Bluetooth and the free ExView® app, enabling remote
monitoring and simplified reporting.
Dynamic Data Capture & Reporting
Use the ExView app to capture trends, set high/low alarms, and export data
in .CSV or generate PDF reports with photos from your connected
smartphone or tablet.
On‑Device Max/Min & Hold Functions
Record maximum and minimum readings and freeze current values with the Data
Hold feature to analyze transient noise events.
Large Backlit LCD Display
Bright, easy‑to‑read backlit display ensures clear visibility of measurements
in all lighting conditions.
Multi‑Device Support
Connect up to eight compatible Extech 250W Series meters simultaneously
via the app for comprehensive environmental monitoring.
Portable & Field‑Ready Design
Compact, lightweight construction with a standard ¼″‑20 tripod mount
makes it easy to position for accurate sound measurements on site.
Energy‑Efficient & Ready to Use
Includes 3 AAA batteries with Auto Power Off to conserve battery
life during field use.
Dual Viewing Options
View measurements in real time both on the meter’s LCD and on the ExView app,
including day and dark mode for improved usability.
Broad Application Use Cases
Ideal for noise assessment in workplaces, construction sites, public venues,
residential areas, concerts, and building insulation evaluation.
