Accurate and Simeple to use Fits 1", 1/2" diameter microphone 94dB and 114dB Sound Calibration at 1KHz

Calibration for Sound Level Meter CENTER-326 (94dB and 114dB).Fits 1",1/2" Diameter Microphone   

Pictures for reference only.

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Dear customers,

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We will give you best price,quality and service. 

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Best wishes,

Mr. Andrew Qian /Sales Manager

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Calibration for Sound Level Meter CENTER-326 (94dB and 114dB).Fits 1",1/2" Diameter Microphone