Feature: 1. Intelligent Noise Reduction: Microphone module with intelligent noise reduction, hifi, eliminate hiss, strong anti interference technology, high sensitivity. 2. High Sensitivity: Microphone module is compact and easy to embed. Equipped with high level sound processing technology and intelligent sound pickup. 3. Wide 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. 4. Switch 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. 5. System Support: USB microphone module without driver, support for WINDOWS and for Android etc. Specification: 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 Module1 x USB Cable