03 Ago VLIKE LCD Digital Audio Decibel Meter Sound Level Meter Noise Level Meter Sound
Dynamic characteristic of sound pressure: FAST 125ms, SLOW 1sec. Sound pressure accuracy: ±1.5 dB (sound pressure standard, 94 dB @ 1KHz). Sound pressure accuracy: ±5 dB (sound pressure standard, 94 dB @ 8KHz)....