Item Type: Microphone Module Material: PCB Applicable Objects: All in One Conference Machine, Commercial Display Advertising Machine Pointing Characteristics: Digital Noise Reduction High Sensitivity Package List 1 x Microphone Module 1 x USB Cable 1Intelligent Noise Reduction: Microphone module with intelligent noise reduction, hifi, eliminate hiss, strong anti interference technology, high sensitivity. 2High Sensitivity: Microphone module is compact and easy to embed. Equipped with high level sound processing technology and intelligent sound pickup. 3Wide Compatibility: Mic module supports major video conferencing systems, large screen all in one video systems, for Skype, QQ and other video or voice communication systems. 4Switch Keys: Mini microphone module with on off button and indicator light (red light for power, blue light for work). Suitable for small and medium sized conference rooms and offices. 5System Support: USB microphone module without driver, support for WINDOWS and for Android etc.