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| PartNumber | EA-21867-000 | EA-21867-C36 | EA-21868-C36 |
| Description | Microphones 5.56 X 3.98 X 2.21MM -54 SENS, 12S PORT | Microphones 5.56 X 3.98 X 2.21MM -54 SENS, 12S PORT | Microphones 5.56 X 3.98 X 2.21MM -61 SENS, 12S PORT |
| Manufacturer | Knowles | Knowles | Knowles |
| Product Category | Microphones | Microphones | Microphones |
| RoHS | Y | - | - |
| Directional Properties | Omnidirectional | - | - |
| Impedance | 3.5 kOhms | - | - |
| Current Rating | 50 uA | - | - |
| Sensitivity | - 54 dBA | - | - |
| Termination Style | Solder Pad | - | - |
| IP Rating | - | - | - |
| Length | 5.56 mm | - | - |
| Width | 3.99 mm | - | - |
| Depth | 2.21 mm | - | - |
| Operating Supply Voltage | 1.3 V | - | - |
| Frequency | 5.3 kHz | - | - |
| Packaging | Bulk | - | - |
| Series | EA | - | - |
| Brand | Knowles | - | - |
| Length in | 0.219 in | - | - |
| Length mm | 5.56 mm | - | - |
| Product Type | Microphones | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Audio Devices | - | - |
| Width in | 0.157 in | - | - |
| Width mm | 3.99 mm | - | - |