SNDWAY High Accuracy LCD Digital Noisemeter Sound Level

Want to test the sound level? Need to know the noise level? Try our digital sound level meter. It's featured with wide measuring range (30-130dB). It's portable and easy to use as a handy instrument for sound quality control in factory office home school and construction site.Features:This Audio DB Meter complies with IEC651 Type 2 and ANSI S1.4 Type 2 with the measuring scope from 30 to 130 dB and automatic shifting function A and C Frequency Weighting mode selection and High speed(FAST)/Low speed(SLOW) response rate selection.The mini handheld digital sound level reader is compact lightweight and easy to use it is not only extremely wear-resisting but also elegant.The output of AC and DC analog signal can be connected to frequency analyzer or X-Y axles recorder for statistic analysis of data.Features with backlight feature it is appropriate for gathering the sound data at night. And auto power off function is provided high-reliability and well-designed high-efficiency power supply circuit make the battery more durable.Portable and easy to use suitable for checking monitoring or controlling the sound level for personal families business studies industrial etc.Specifications:Material: ABS plasticAccuracy: 1.5 dB (based on the standard sound source 94dB @ 1KHz)Frequency Response Range: 31.5Hz~8KHzDynamic State Range: 50dBMeasurement Range: 30~130dBA 35~130dBCFrequency Weighting Character: A weight and C weightDynamic Characteristic of Sound Pressure: FAST 125ms SLOW 1secMicrophone: 6mm capacitor microphoneDigital Display: 4-digit resolution: 0.1 dB sampling rate: 2 times/secDynamic Scale Display: 1 scale equals 2dB or 1dB sampling frequency 2 times/secDynamic Scale Shift: 30~130dB 30~80dB 50~100dB 80~130dBOverload Display: UNDER or OVER in display screenAC Signal Output: 0.65Vrms for each shift and full scale the output of impedance around 600ohmDC Signal Output: 10mV/dB the output of impedance around 100ohmPower Supply: 3 * 1.5V AAA battery (NOT included)Operating Temperature Humidity: 0?40? / 32?104? (10%?80%RH)Storage Temperature Humidity: -10?60? / 14?140? (10%?70%RH)Item Size: Approx. 215 * 64 * 27mm / 8.46 * 2.52 * 1.07inItem Weight: Approx. 178g / 6.29ozPackage Weight: Approx. 336g / 11.87ozPackage Size: Approx. 23.3 * 18 * 5.5cm / 9.18 * 7.09 * 2.17inPackage List:1 * Sound Level Meter1 * User Manual (English)