MH-ET LIVE Omnidirectional Microphone Module I2S Interface INMP441 MEMS High Precision Low Power Ultra small volume for ESP32. This product provides tutorials for using ESP32 modules with I2S functionality.

Features:

• Digital I2S interface with high precision 24-bit data
• High signal to noise ratio is 61 dBA
• High sensitivity – 26 dBFS
• Stable frequency response from 60 Hz to 15 kHz
• Low power consumption: low current consumption 1.4 mA
• High PSR: -75 dBFS

Specification:

• Digital I2S interface with high precision 24-bit data
• High signal to noise ratio is 61 dBA
• High sensitivity – 26 dBFS
• Stable frequency response from 60 Hz to 15 kHz
• Low power consumption: low current consumption 1.4 mA
• High PSR: -75 dBFS

Interface definition:

• SCK: Serial data clock for I2S interface
• WS: Serial data word selection for I2S interface
• L/R: Left/Right channel selection.
• When set to low, the microphone outputs a signal on the left channel of the I2S frame.
• When set to high level, the microphone outputs signals on the right channel
• SD: Serial data output of the I2S interface.
• VCC: Input power, 1.8V to 3.3V.
• GND: power ground
• This product provides tutorials for using ESP32 modules with I2S functionality.