Simple and fast integration Uses I2S interface for direct connection with a variety of microcontrollers, greatly reducing development effort and time to market. Stable performance in challenging environments ICS43434 features strong electromagnetic interference resistance, delivering reliable audio output in complex environments. Integrated lowpass filter for cleaner audio Builtin lowpass filter effectively eliminates frequency noise, improving the purity of the audio signal. Costeffective audio solution with clear recordings ICS43434 I2S MEMS microphone module delivers clear recordings with an SNR of 65 dB, providing reliable sound quality at a competitive . Key specifications Model: ICS43434 Interface: I2S Type: MEMS microphone module SNR: 65 dB Applications and use scenarios Voiceenabled consumer devices: integrate with microcontrollers via I2S for voice input in smart speakers, home assistants, and wearable devices. Robotics and automation: stable audio capture in environments with electrical noise or movement, helping with voice commands and ambient sensing. IoT and security systems: reliable microphone input for environmental monitoring, smart doors, and intrusion detection with clear audio records. Notes Compatible with a variety of microcontrollers through the I2S interface. Designed to provide robust performance in realworld conditions while maintaining cost efficiency.