Fangrui Product Details Features: High Precisions Sound Quality The Ics-43434 Omnidirectional Microphone Module Utilizes Mems Technology And Features Noise Ratios Of Up To 65db, Ensuring Clear Auditory Capture. Low Power Consumption Design: The Module's Operating Current, Compared With The Inmp441 Reduces Power Consumption By About , Effectively Extending The Device's Use Of Time Simple Integration Solution: The Module Provides I2s Digital Output Interfaced, Which Is Convenient To Connect With Various Microcontrollers Quickly, Without Complex Circuit Design, And Installation Only 5 Minutes. Multiple Scenario Applications: Ics-43434 Is Widely Used In Speakers, Robots And Voice Assistants, Supporting A Variety Of Application Scenario. Its Excellent Electromagnetic Interferences Resistant Capability Ensures Stable Auditory Quality In A Variety Of Environment, With A 1.5 Times Higher Interferences Resistant Capability Compared To Ordinary Microphones. 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 Diameter About 2cm/0.79in Package Includes: 1 Set Of Omnidirectional 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.