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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WBFK-30019-000SPEAKER 15.2OHM TOP PORT 91DB Knowles |
42 |
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![]() Datasheet |
WBFK | Tray | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 7.7 kHz | - | 15.2 Ohms | 91.00 | - | Sound Pressure Level (SPL) | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.197" L x 0.108" W (5.00mm x 2.73mm) |
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ED-21913-000SPEAKER 1.45 KOHM TOP PORT 106DB Knowles |
33 |
|
![]() Datasheet |
ED | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5 kHz | - | 1.45 kOhms | 106.00 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.248" L x 0.169" W (6.30mm x 4.29mm) |
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ED-27305-000SPEAKER SIDE PORT RECTANGULAR Knowles |
84 |
|
![]() Datasheet |
ED | Tray | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5000 Hz | - | - | - | - | - | - | - | Side | Rectangular | - | - | - | - | Solder Pads | - |
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ED-23146-000SPEAKER 360OHM TOP PORT 106DB Knowles |
57 |
|
![]() Datasheet |
ED | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 5 kHz | - | 360 Ohms | 106.00 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.248" L x 0.169" W (6.30mm x 4.29mm) |
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BK-29725-000SPEAKER 285OHM TOP PORT 118DB Knowles |
96 |
|
- |
BK | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 4 kHz | - | 285 Ohms | 118.00 | - | Sensitivity | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.310" L x 0.220" W (7.87mm x 5.59mm) |
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ED-30761-000SPEAKER SMD Knowles |
99 |
|
![]() Datasheet |
ED | Tray | Active | Magnetic | Receiver, Balanced Armature | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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ED-23147-000SPEAKER 87OHM TOP PORT 102.5DB Knowles |
99 |
|
![]() Datasheet |
ED | Bulk | Active | Magnetic | Receiver, Balanced Armature | 200 Hz ~ 4.4 kHz | - | 87 Ohms | 102.50 | - | Sound Pressure Level (SPL) | - | - | Top | Rectangular | - | - | - | - | Solder Pads | 0.248" L x 0.169" W (6.30mm x 4.29mm) |
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ED-26718-000SPEAKER SIDE PORT RECTANGULAR Knowles |
90 |
|
- |
ED | Tray | Active | Magnetic | Receiver, Balanced Armature | 20 Hz ~ 30 kHz | - | - | - | - | - | - | - | Side | Rectangular | - | - | - | - | Solder Pads | - |
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ED-27288-000SPEAKER 100OHM SIDE PORT 104DB Knowles |
83 |
|
![]() Datasheet |
ED | Tray | Active | Magnetic | Receiver, Balanced Armature | 20 Hz ~ 30 kHz | - | 100 Ohms | 104.00 | - | - | - | - | Side | Rectangular | - | - | - | - | Solder Pads | - |
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ED-27303-000SPEAKER SIDE PORT RECTANGULAR Knowles |
74 |
|
![]() Datasheet |
ED | Tray | Active | Magnetic | Receiver, Balanced Armature | 20 Hz ~ 30 kHz | - | - | - | - | - | - | - | Side | Rectangular | - | - | - | - | Solder Pads | 0.248" L x 0.169" W (6.30mm x 4.29mm) |