物料参数
| ProductCategory: | Speakers&Transducers |
| Manufacturer: | MallorySonalert |
| Product: | Transducers |
| Type: | Electromagnetic |
| SoundPressureLevel: | 80dBA |
| Diameter: | 16mm |
| Length: | 16mm |
| Brand: | MallorySonalert |
| Length-in: | 0.63in |
| Length-mm: | 16mm |
| Series: | PB |
| ProductCategory: | Speakers&Transducers |
| Manufacturer: | MallorySonalert |
| Product: | Transducers |
| Type: | Electromagnetic |
| SoundPressureLevel: | 80dBA |
| Diameter: | 16mm |
| Length: | 16mm |
| Brand: | MallorySonalert |
| Length-in: | 0.63in |
| Length-mm: | 16mm |
| Series: | PB |