Full Function Digital Sound Level Meter - meets IEC 651 Type 2 standar — AMERICAN RECORDER TECHNOLOGIES, INC.
BAFX3370 Digital Sound Level Meter | eBay
Mastercool Inc., Manufacturer of Air Conditioning, Refrigeration, Service Tools and Equipment
Decibel Meter, Tadeto Digital Sound Level Meter Portable SPL Meter 30dB to 13... | eBay
Amazon.com: SM-130DB Digital Decibel Meter Reader and Sound Level Meter Type 2 with Calibration Certificate. Measurement Device for Environmental and Mechanical Noise Monitor - Manufacturing, Office, Classroom : Industrial & Scientific