9.7mm high SPL microphone with 127dB maximum sound pressure level and 72dB SNR. Suitable for ANC headphones and high-fidelity audio applications.
The ECM-B9750UL45-T3-127 is a high-performance uni-directional electret condenser microphone designed for integration into Active Noise Cancelling (ANC) headphones.
It provides clear voice pickup for calls and voice commands while operating seamlessly within the ANC system’s acoustic environment.
| Operating Voltage | 4.5 Vdc |
|---|---|
| Current Consumption | 600 μA |
| Output Impedance | 1 kΩ |
| Directional Pattern | Unidirectional |
|---|---|
| Frequency Range | 100 ~ 10000 Hz |
| Sensitivity | -45 ± 2 dB |
| Signal-to-Noise Ratio | 72 dB |
| Maximum SPL | 127 dB |
| Dimensions | 9.7 × 5 mm |
|---|---|
| Terminal Type | Solder Point |
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