品牌:宏宇 型号:0905 种类:蜂鸣器(片) 驱动方式:电磁式 是否有源:无源 材质:塑料 规格尺寸:9*4（mm） 声道数:单声道
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| FREQUENCY R*PONSE 
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| SPECIFICATIONS |
| T*e | Unit | HY09-6APF | HY09-6BPF | HY09-6* | | Rated Voltage | V | 1.5 | 3 | 5 | | Operating Voltage | V | 1-3 | 2-4 | 4-6 | | *Rated Current(MAX) | mA | 80 | 60 | 60 | | *Min Sound Output at 10 cm | dB | 85 | 85 | 85 | | Coil Resistance | Ω | 5.5&plu*n;1 | 25&plu*n;4 | 40&plu*n;4 | | *Resonant Frequency | Hz | 2731 | | Operating Temperature | ℃ | -20～+70 | | Storage Temperature | ℃ | -30～+80 | | Housing Material | | *RYL | | Weight | g | 1.0 |
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