Description
Main material: ABS
Power su-pply mode: 2 * AAA battery (not included)
Noise accuracy: ±2.0dB (reference sound pressure standard 94dB@1KHz)
Frequency response: 31.5Hz-8KHz
Dynamic Range: 50dB
Measuring range: 30-130dB
Digital display: 4-digit LCD display, resolution 0.1dB
Dynami characteristics: FAST, SLOW reaction speed
Working temperature and humidity: 0~+40℃, 10-70%RH
Storage temperature and humidity: -10-+60℃, 10-70%RH