SLM-270 Digital Audio Decibel Meter Sound Level Tester Noise Level Vol – Gain Express
Benetech GM1357 30 ~ 130 dB Decibel USB Sound Noise Measurement Digita – JG Superstore
Casella CEL 24X Sound Level Meter CMC51
Extech Sound level meter Data logger SL400 30 - 143 dB 20 Hz - 8 kHz | Conrad.com
Decibel Meter, Professional Digital Sound Level Meter Noise Decibel Tester 30dB-130dB with LCD Color Display, A/C Frequency Weighting, USB Data Logger, Max/Min/Data Hold, Fast/Slow, Storage Bag HT622B: Amazon.com: Industrial & Scientific
Amazon.com: Portable GM1356 Digital USB Noise Meter Sound Level Meter Decibel Meter 30-130dB A/C FAST/SLOW dB + Software with Carry Box by Topekits : Industrial & Scientific
Data Logger with USB Interface PCE-322A-ICA incl. calibration certificate | PCE Instruments
General Tools DSM20 Data Logging Digital USB Sound Level Meter | ValueTesters.com
Amprobe SM20A Sound Level Datalogging Meter with USB and PC Software
Extech Sound Level Datalogger, Integrating With Usb Interface - 407780A