Smallest but with dust & water resistant cover.
The smallest sizes and easy to fix it inside a very small space.
| 型號 | LD-77H |
|---|---|
| 輸入 & 電流 | 12V DC, 110mA / 24V DC, 50mA |
| 聲音輸出 | 108 ± 3 dB (at 1 ft. ) |
| 音調 | Siren, Sweep and Hi-Low and Hooter |
| 顏色 | 黑色、象牙白、或其他特製顏色 |
| 專利 No. | 153101 |
History
