Description dB Sound Level Meter The ET933 dB Decibel Sound Meter has been designed to check noise compliance with safety regulations and perform acoustic analysis by safety engineers, health, industrial and safety offices as well as quality control. Specifications: Accuracy: ±1.4dB Frequency range: 31.5Hz ~ 8kHz Dynamic range: 50dB Measuring Level range: Lo: 30dB ~ 80dB ; Med: 50dB ~ 100dB ; Hi: 80dB ~ 130dB ; Auto: 30dB ~ 130dB Accuracy -1.4dB Resolution: 0.1dB Sampling speed: 2times/second MAX hold: yes MIN hold: yes DATA hold: yes Over/Under range indication Compliance: IEC61672-1 Class 2 Standard Backlight display: yes Analog bar-graph: yes Microphone: 0.5 inch electret condenser microphone Display: 3.5 digits LCD Power source: 1x 9V battery (Not included) Package Includes: ET933 dD Meter, User Manual Please note: This product has been discontinued. Please have a look at the GM1351 Sound Level Meter.
