Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Packaging | Product Status | Technology | Type | Frequency Range | Frequency - Self Resonant | Impedance | Efficiency - dBA | Efficiency - Testing | Efficiency - Type | Power - Rated | Power - Max | Port Location | Shape | Material - Cone | Material - Magnet | Ingress Protection | Ratings | Termination | Size / Dimension |
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CI-22746-000SPEAKER 120OHM TOP PORT 131.5DB Knowles |
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CI | Tray | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 120 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-22748-000SPEAKER 174OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 174 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-22762-000SPEAKER 120OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 120 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | - |
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CI-22764-000SPEAKER 174OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Tray | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 174 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-26890-000SPEAKER 47OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 47 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-28204-000SPEAKER 264OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 264 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-28352-000SPEAKER 47OHM SIDE PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 47 Ohms | 131.50 | - | Sensitivity | - | - | Side | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-28434-000SPEAKER 69OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 69 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-28487-000SPEAKER 69OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 69 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |
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CI-28597-000SPEAKER 47OHM TOP PORT 131.5DB Knowles |
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![]() Datasheet |
CI | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5.5 kHz | - | 47 Ohms | 131.50 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.373" L x 0.283" W (9.47mm x 7.18mm) |