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| Part Number: | EF-21937-000 |
| Category: | Audio Products |
| Subcategory: | Speakers |
| Manufacturer: | Knowles |
| Packaging: | Tray |
| Product Status: | Active |
| Technology: | Magnetic |
| Type: | Receiver |
| Frequency Range: | 200 Hz ~ 6.3 kHz |
| Frequency - Self Resonant: | - |
| Impedance: | 641 Ohms |
| Efficiency - dBA: | 122.00 |
| Efficiency - Testing: | - |
| Efficiency - Type: | Sensitivity |
| Power - Rated: | - |
| Power - Max: | - |
| Port Location: | Top |
| Shape: | Rectangular |
| Material - Cone: | - |
| Material - Magnet: | - |
| Ingress Protection: | - |
| Ratings: | - |
| Termination: | Solder Pads |
| Size / Dimension: | 0.310" L x 0.220" W (7.87mm x 5.59mm) |
| Height - Seated (Max): | 0.310" (7.87mm) |
