Item Type: Microphone ModuleMaterial: PCBSize 1: Approx. 99x18mm / 3.90x0.71inSize 2: Approx. 134x5mm / 5.28x0.20inSize 3: Approx. 134x5mm / 5.28x0.20inSupport: For Windows8, for Windows7, for Windows10, for Android etc.Temperature: 5-44Humidity: 20-85% (Non Condensing)Noise Level Please allow for some errors in manual measurements.1SUPERIOR PERFORMANCE: Microphone module with artificially intelligent voice algorithms, hiss cancellation, dynamic noise reduction; omnidirectional pickup. 2WIDE COMPATIBILITY: Microphone board with UVC standard protocol, no debugging, support for Windows and for Android operating systems. It supports 10m/32.8ft diameter pickup; 8 array microphones, can eliminate 2 echoes. 3ADVANCED TECHNOLOGY: The microphone module is an industrial grade sound processing module combining multi microphone array technology, DNN, AGC, AEC, for AES, ASR and other algorithm technologies. 4MULTIFUNCTIONAL: microphone moduleis plug and play, quick to realise the intelligent transformation of products. It supports AV calls, recording and forensics, voice recognition, menu navigation and many other functions. 5WIDE APPLICATION: Noise reduction microphone module is widely used in financial, medical, tax, intelligent TV, conference screens, pickups and other terminal equipment.