Sound Level Meter Calibrator Compact Size 114dB 94dB 104dB Calibration Level For 1/2" 13.2mm Microphone Db Meter

StarTech.com Handheld Digital Sound Meter w/Large LCD, Noise/Decibel Level Reader for Server Room/Office, Audio Monitor, 30-130dBA Range, Accurate Min/Max Readings

£38.98

StarTech.com Handheld Digital Sound Meter w/Large LCD. Noise/Decibel L

£39.71

30-130dB Sound Level Meter with Large LCD Screen Wall Mounted Digital Sound Level Meter Noise Meter Decibel Monitoring Tester

£63.52

Model 14 Type 2 Noise Measurement Kit

£804.00

High Sensitivity Leak Detector Sound Frequency Pointer Detection Strength Scale Water Leak Detection Portable Display

£8.82

Sound Level Tester Decibel Meter Datalogger 43000 Data Set 30-130dB Range with Visual Alarm DC Output SPL Monitor Noise Reader

£76.42