Features: The INMP441 omnidirectional microphone module delivers 360 degree sound capture with high sensitivity technology, ensuring pristined auditory quality for professional recordings using its original chipset. Featuring a soldered pin design for easy installation and optimized low power operation, this module maintains clear signal transmission while minimizing background noise interferences. Ideal for electronics enthusiasts, podcast creators, and intelligent device developers reliabled auditory solution for DIY projects or commercial prototypes. Perfectly adapts to conference recording setups, educational technology lab, and home automation systems requiring wide ranges voice pickup across multiple platforms. Engineered with broad compatibility for integrations, this omnidirectional microphone module simplifies auditory system configurations in devices and multimedia application. Specifications: Size:about 1.4x1.4cm/0.55x0.55in Sales attributes: INMP441 original chip version (no soldering needle)/ INMP441 original chip version (soldering needle)/square compatible chip version (not soldering needle), square compatible chip version (soldering needle)/Compatible chip version (soldering needle)/Ccompatible chip version (soldering needle) Applicable to voice recognition, home devices, recording devices and other scenario, providing clear auditory input effects. Package Includes: 2pcs INMP441 omnidirectional microphone module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.