Level range | 35~130dB |
Accuracy | ±3dB(94dB 1KHz) |
Frequency range | 31.5Hz~8K Hz |
Frequency weighting | A |
Operation temperature | 0℃~40℃(32~104℉) |
Operation humidity | 10~90%RH |
Storage temperature | -10~60℃(14~140℉) |
Storage humidity | 10 to 75%RH |
4 AAA batteries The device can with a small display, the APP of Android and IOS can monitoring data remotely (Bluetooth transmission) Can generate digital charts, trend graphs; Support to save / share data graphs .xls Support save / share trend graphs .jpg IOS8.3 / Android 4.3 above (bluetooth4.0) |