Multicomp Pro (MP780859) Mini Sound Level Meter with Bluetooth

The Multicomp Pro (MP780859) is a 130dB, 8kHz sound level meter with Bluetooth, featuring a 3dB accuracy, 0.1dB resolution and a maximum operating temperature of 40°C. 4 Digits LCD display Microphone 1/2 electret condenser microphone Frequency range: 31.5Hz - 8kHz Measuring range: LO: 35dB - 80dB Med: 50dB - 100dB Hi: 80dB - 130dB Auto: 35dB-130dB Frequency Weighting: A and C Bluetooth interface transferring files to portable devices Operating Temperature and Humidity: 0 °C~40°C, 10%RH~90%RH 0.5times/sec display update and auto range selection 9V battery power supply 12-month limited warranty (view Terms & Conditions for details) Specifications: Frequency Range 31.5Hz ~ 8kHz Accuracy 3dB (under reference condition of 94dB, 1kHz) Range 35 ~ 130dB Measuring Range Lo: 35dB ~ 80dB Med: 50dB ~ 100dB Hi: 80dB ~ 130dB Auto: 35dB ~ 130dB Frequency Weighting A and C Microphone 1/2" electret condenser microphone LCD Display 4 digits LCD display with a resolution: 0.1dB Display Update 0.5 times / sec. Operating Temperature and Humidity 0°C ~40°C, 10%RH ~ 90%RH Storage Temperature and Humidity -10°C ~+60°C, 10%RH ~ 75%RH Bluetooth Yes Max / Min Yes Auto Range Selection Yes Data Hold Yes Backlight Yes Over Range / Low Range Indicated Yes Low Battery Indicated Yes Auto Power Off Yes Power Supply One 9V battery