Place of origin:
China
Supply Ability:
20000 pcs per month
update:500ms
Response time:FAST 125 ms, SLOW 1 s
Standard calibrator:1KHz sine wave at 94 ors 114dB
Display:3-1/2 digital LCD with analog bar-graph
Outputs:AC/DC signal output from earphone jack
AC=1Vrms ,DC=10mV/dB
Output port: Micro USB
Power: One 9V battery or DC 9V
Data logger Memory: 32000 data
Operating condition: 0 ~ 50°C (32 ~ 122°F),10 ~ 90% RH,Non-condensing
Storage condition: -20 ~
[Related Keywords : Sound level, decibel, noise, meter]