![UNI-T Decibel Meter UT353BT, Digital Sound Level Meter 30-130dB Audio Noise Volume Measure Device Free App for iOS/Android, Max/Min Fast/Slow Data Hold LCD Backlit Auto Shutdown: Amazon.com: Industrial & Scientific UNI-T Decibel Meter UT353BT, Digital Sound Level Meter 30-130dB Audio Noise Volume Measure Device Free App for iOS/Android, Max/Min Fast/Slow Data Hold LCD Backlit Auto Shutdown: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/5128iRsgbJL.jpg)
UNI-T Decibel Meter UT353BT, Digital Sound Level Meter 30-130dB Audio Noise Volume Measure Device Free App for iOS/Android, Max/Min Fast/Slow Data Hold LCD Backlit Auto Shutdown: Amazon.com: Industrial & Scientific
![The Use of Sound Level Meter Apps in the Clinical Setting | American Journal of Speech-Language Pathology The Use of Sound Level Meter Apps in the Clinical Setting | American Journal of Speech-Language Pathology](https://pubs.asha.org/cms/asset/732fc470-5c04-4482-9dd7-99ca17bf16b3/ajslp_25_1_14fig0.jpg)
The Use of Sound Level Meter Apps in the Clinical Setting | American Journal of Speech-Language Pathology
![Urban Science | Free Full-Text | Use of Mobile Devices with Multifunctional Sound Level Measurement Applications: Some Experiences for Urban Acoustics Education in Primary and Secondary Schools Urban Science | Free Full-Text | Use of Mobile Devices with Multifunctional Sound Level Measurement Applications: Some Experiences for Urban Acoustics Education in Primary and Secondary Schools](https://www.mdpi.com/urbansci/urbansci-03-00111/article_deploy/html/images/urbansci-03-00111-g001.png)