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| PartNumber | FB-DW-23539-000 | FB-DW-23335-000 | FB-DW-23249-000 |
| Description | Microphones IP54 NR mtl flex boom, 2-wire no conn | Microphones 3m rated rigid plast boom, 2-wire no conn | Microphones IP54 NR,bent plastic boom, 2-wire no conn |
| Manufacturer | Knowles | Knowles | Knowles |
| Product Category | Microphones | Microphones | Microphones |
| Series | FB-DW | FB-DW | PNR |
| Type | Boom | Boom | Boom |
| Packaging | Bulk | Bulk | - |
| Impedance | - | - | 2.5 kOhm |
| Termination | Wire Leads | Wire Leads | Wire Leads |
| Voltage Rated | - | - | 1.3 ~ 10V |
| Current Supply | - | - | 200μA |
| Port Location | - | - | Bottom, Top |
| Size Dimension | 8.00mm Dia | 8.00mm Dia | 4.47mm Dia |
| Output Type | - | - | Analog |
| Direction | - | - | Noise Cancelling |
| Frequency Range | - | - | 300Hz ~ 6kHz |
| Sensitivity | - | - | -52dB ±3dB @ 74dB SPL |
| S N Ratio | - | - | - |
| Seal Rating | None | None | None |
| Height Max | 4.70mm | 4.70mm | 159.00mm |
| Shape | Circular | Circular | Circular |