★★★★★ 5
Sturdy
Style: 360 Count
Heavy Duty is right. Met my expectations
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Reviewed in the United States on May 25, 2026
2-Pt. Acoustical Calibrator - Class 2
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
2-Pt. Acoustical Calibrator - Class 2For calibration of all Sper Scientific digital sound meters or any sound level meter with 1 or microphone. Conforms to ANSI S1. 40 1984 and IEC942 1988 Class 2 standards for acoustical calibrators. Simply place the calibrator on to the digital sound meters microphone, turn on the calibrator, and adjust the decibel meters reading to either 94 or 114 dB. Operates at a frequency of 1KHz 4% and with an accuracy of 0. 5 dB. Built in battery check. Easily
Quick Dispatch:
Your 2-Pt. Acoustical Calibrator - Class 2 orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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