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| Part Number | BL-21994-000 |
| Datasheet | BL-21994-000 datasheet |
| Description | MIC PIEZO ANALOG OMNI -69DB |
| Manufacturer | Knowles |
| Series | BL |
| Part Status | Active |
| Type | Piezo |
| Output Type | Analog |
| Direction | Omnidirectional |
| Frequency Range | 20Hz ~ 10kHz |
| Sensitivity | -69dB ±3dB @ 74dB SPL |
| S/N Ratio | - |
| Impedance | 4 kOhms |
| Voltage - Rated | 3V |
| Voltage Range | - |
| Current - Supply | 160µA |
| Port Location | Top |
| Ratings | - |
| Termination | Wire Leads |
| Size / Dimension | 0.500" Dia (12.70mm) |
| Height (Max) | 1.008" (25.60mm) |
| Shape | Circular |