类型:电磁式蜂鸣器 型号:HYR-BJ 频率范围:2.5&plu*n;0.5（KHz） 性噪比:110（db） 种类:蜂鸣器(片)
| SPECIFICATIONS |
| T*e | Unit | HYR-BJ | | Operating Voltage | V | 12 | | Operating Voltage | V | 1-30 | | *Rated Current(MAX) | mA | 4 | | *Min Sound Output at 10 cm | dB | 110 | | *Resonant Frequency | Hz | 2500&plu*n;500 | | Operating Temperature | ℃ | -20～+70 | | Weight | g | 37 |
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