HYT-12  SPECIFICATIONSTypeUnitHYT-1201HYT-1203HYT-1205HYT-1212Rated VoltageV1.53512Operating VoltageV1.2-32-54-78-16*Rated Current(MAX)mA20303030*Min Sound Output at 10 cmdB80858585*Resonant FrequencyHz2300±300Operating Temperature℃-20～ 70Storage Temperature℃-30～ 85Housing Material NORYLWeightg2  .