For Reference Only
| Part Number | BL-21994-000 |
| LIXINC Part # | BL-21994-000 |
| Manufacturer | Knowles |
| Category | Audio Products › Microphones |
| Description | MICROPHONE PIEZO ANALOG OMNI |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | BL-21994-000 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 26 - Jan 30 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | BL-21994-000 |
| Brand: | Knowles |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Audio Products |
| Subcategory: | Microphones |
| Manufacturer: | Knowles |
| Series: | BL |
| Package: | Bulk |
| Part Status: | Obsolete |
| Type: | Piezo |
| Output Type: | Analog |
| Direction: | Omnidirectional |
| Frequency Range: | 20 Hz ~ 10.0 kHz |
| Sensitivity: | -69dB ±3dB @ 74dB SPL |
| S/N Ratio: | - |
| Impedance: | 4 kOhms |
| Voltage - Rated: | 3 V |
| Voltage Range: | - |
| Current - Supply: | 160 µA |
| Port Location: | Top |
| Ratings: | - |
| Termination: | Wire Leads |
| Size / Dimension: | 0.500" Dia (12.70mm) |
| Height (Max): | 1.008" (25.60mm) |
| Shape: | Circular |
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| In Stock | 10940 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.0000 | $0 |
| 100 | $0.0000 | $0 |
| 500 | $0.0000 | $0 |
| 1000 | $0.0000 | $0 |
| 2500 | $0.0000 | $0 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.