Features: Cost-Effective auditory Solution: The ICS-43434 I2S MEMS microphone module provides excellent sound quality with noise ratios of 65dB, ensuring clear recordings. Integrated low-pass filter: with low-pass filter effectively eliminates high-frequency noise and enhances purities of the auditory signal. Simple and fast integration: the use of I2S interfaces, easy to connect directly with a variety of microcontrollers, greatly reducing the threshold of development. Wide ranging of applications: The microphone module is suitable for intelligent home, robotics and voice recognition systems and other applications, providing users with flexible auditory capture solution. Stability: The ICS-43434 with excellent electromagnetic interferences resistant capability, ensuring stable auditory output in complex environment. Specifications: Low power noise ratios: 64dBA Current consumption: 490μA Low power current consumption: 230μA Microphone Sound Pressure Level Overloads Point (AOP): 120dB Sampling rate: 23~51.6kHz Low power sampling rate: 6.25~18.75kHz Size about 16.8x13mm/0.66x0.51in Package Includes: 1 Set ICS-43434 I2S MEMS microphone module note: Please allow 0-1cm error due to manual measurement. make sure do not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.