Digital Sound Level Meter, USB 4700 Groups Data Recording Decibel Measuring Device Measuring 30dBA ~ 130dBA Portable LCD Display Sound Level Meter with 4 Batteries, white : Amazon.de: DIY & Tools
VOLTCRAFT SL-10 Decibel Meter 30-130 dB 31.5 Hz - 8 kHz : Amazon.nl: DIY & Tools