Neewer® USB Digital Handheld Sound Noise Level Meter Tester with A and C Frequency Weighting for Musicians and Sound Audio Professionals

Features:
Two equivalent weighted sound pressure levels, A and C
Fast and Slow dynamic characteristics modes
Max locked function has the maximum value, after the stent-in-one unique, easy to use
AC Analog Signed Output for frequency analyzer level recorder or X-Y axis, FFT analyzer, graphic recorder, etc. to do statistical analysis of data logger
Auto power off function
Low battery indicator
Overload prompts
Portable, easy to use and handy
Instantaneous sound measure function
Tripod Mounting option
Passed the high standards of IEC651 TYPE 2 & ANSI S1.4 TYPE 2 for sound level meters

Specification:
Sound Level: 40 ~ 130 dB With Level Selecting Button Switches
level 1: 40 ~ 70dB
level 2: 60 ~ 90dB
level 3: 80 ~ 110dB
level 4: 100 ~ 130dB
level 5: 40 ~ 130dB
Accuracy: ±2dB (under reference condition)
Measuring Level: 40~130dBA, 40~130dBC
Frequency Range: 31.5 Hz ~ 8.5 kHz
Linearity/Dynamic Range: 30dB
Frequency weighting: A and C features
Digital LCD: 45 x 35mm with 4 digits, Resolution: 0.1dB, Display: 0.5 secretary
Sampling Rate: 2 times/second
Dynamic Characteristic (Time weighting): FAST (high speed) / SLOW (low speed)
1 bar graph represents 1dB in the Analog Bar Graph Bar Graph: 50dB scale

Package Contents:
1 x Sound Level Meter
1 x Sponge Ball