The wired mic offers professional full band audio 44.1~48kHz stereo CD quality, more than 6 times the frequency of conventional mono microphones. Real-Time Auto -Sync Technology, reduce the video post-editing. Support Multi-Channel Real-Time Mixing, it can synchronize the background music for phone and human voice in real time.Smart Noise Reduction 48KHz: Recording microphone built - in noise reduction chip, provide professional full frequency audio 48KHz stereo CD quality, strong anti-interference ability, effective recognition of the sound, in noisy environment can still record the details of each sound