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| Part Number | CI-28487-000 |
| Datasheet | CI-28487-000 datasheet |
| Description | SPEAKER 100OHM SIDE PORT 128DB |
| Manufacturer | Knowles |
| Series | CI |
| Part Status | Active |
| Technology | Magnetic |
| Type | Receiver, Balanced Armature |
| Frequency Range | 200Hz ~ 5.5kHz |
| Frequency - Self Resonant | - |
| Impedance | 69 Ohms |
| Efficiency - dBA | 131.50 |
| 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 | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
| Height - Seated (Max) | 0.165" (4.19mm) |