![]() | ![]() | ![]() | |
| PartNumber | EM-30081-P133 | EM-30081-C36 | EM-30028-D59 |
| Description | Microphones Omni-Directional Microphone | Microphones Omni-Directional Microphone | Microphones Omni-Directional Microphone |
| Manufacturer | Knowles | Knowles | Knowles |
| Product Category | Microphones | Microphones | Microphones |
| RoHS | Y | - | - |
| IP Rating | - | - | - |
| Length | 3.63 mm | - | 3.57 mm |
| Width | 3.63 mm | - | 3.57 mm |
| Depth | 2.28 mm | - | 2.21 mm |
| Series | EM/BEM | EM | EM |
| Brand | Knowles | - | - |
| Length in | 0.143 in | - | - |
| Length mm | 3.63 mm | - | - |
| Product Type | Microphones | - | - |
| Factory Pack Quantity | 25 | - | - |
| Subcategory | Audio Devices | - | - |
| Width in | 0.143 in | - | - |
| Width mm | 3.63 mm | - | - |
| Type | - | Electret Condenser | Electret Condenser |
| Packaging | - | Bulk | Bulk |
| Impedance | - | 4.4 kOhm | - |
| Termination | - | Solder Pads | Solder Pads |
| Voltage Rated | - | 1.3V | - |
| Current Supply | - | 50μA | - |
| Port Location | - | Bottom | - |
| Size Dimension | - | 3.57mm L x 3.57mm W | 3.57mm L x 3.57mm W |
| Output Type | - | Analog | Analog |
| Direction | - | Omnidirectional | Omnidirectional |
| Frequency Range | - | 1kHz ~ 9kHz | - |
| Sensitivity | - | -52dB ±4dB @ 74dB SPL | - |
| S N Ratio | - | - | - |
| Seal Rating | - | None | None |
| Height Max | - | 2.21mm | 2.21mm |
| Shape | - | Square | Square |
| Termination Style | - | - | Solder Pad |
| Length in | - | - | 0.141 in |
| Length mm | - | - | 3.57 mm |
| Width in | - | - | 0.141 in |
| Width mm | - | - | 3.57 mm |
| Directional Properties | - | - | Omnidirectional |