There was a videoreport on this startup last year by Tweakers.net: https://tweakers.net/video/10249/een-camera-die-geluid-visualiseert-geluidsproblemen-opsporen

There was a videoreport on this startup last year by Tweakers.net: https://tweakers.net/video/10249/een-camera-die-geluid-visualiseert-geluidsproblemen-opsporen-en-analyseren.html https://tweakers.net/video/10249/een-camera-die-geluid-visua... (it's in Dutch)