25LC128
NR-231 (2)NR-23 (3)NR-2 (6)

Knowles

NR-23160-000

100Hz ~ 6kHz Analog Microphone Electret Condenser 1.3V Noise Cancelling (-52dB ±3dB @ 74dB SPL) Solder Pads
Knowles

NR-23158-000

100Hz ~ 6kHz Analog Microphone Electret Condenser 1.3V Noise Cancelling (-49dB ±3dB @ 74dB SPL) Solder Pads

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