Frequency response: 31.5Hz~8.5KHz
Measurement accuracy: ±1.5db
Measuring range 30~130db
Display method:Digital display
Measurement object:Noise
Frequency response: Frequency response
Analysis degree: 0.1db (<100db) 1db (>100db)
Frequency Weighting: A
Microphone: 6mm condenser microphone
Digit display: 3 digits
Alarm prompt: YES
Feature Storage: YES
Size: 9.6 inches/18 inches
Power supply mode: DC5V 1A/2A
Working temperature and humidity: 0~40°, 10%~80%RH
Storage temperature and humidity: -10~60°, 10%~70%RH
Size: 210*130*28mm/400*230*34.5mm
