... mA30Sound level 10cm(Min)dB828585Resonant FrequencyHz2300±300Operating Temperature°C-20~70Storage Temperature°C-30~80Housing MaterialPPOWeightg2.0Dimensions:Frequency response ... :Reliability: Low Temperature:-20+/-2°C 96hrs High Temperature: 70+/-2°C 96hrs Humidity: 60+/-2° ... 95%RH 96hrs Thermal Shock: -20+/-2°C,1hrs 20°C,5min 70+/-2°C,1hrs 20°C,5min 5cycles Vibration:1. ...