Windproof Stereo Mic Kit Microphone w/Stereo Microphone+ Extension Cable+ Noise Reduction Anti-Interference Ferrite Bead Filter Mic Converter Adapter Compatible with GoPro Hero 4/3+/3 Mini Stereo Microphone Kit with a true Stereo Mini USB-3.5mm MIC Jack GoPro Microphone Converter Adapter provide the maximum conductivity and minimum noise performance that depend on the Built-in Anti-Interference Ferrite Bead Filter + Noise Reduction Curcuit ensure the High Definition sign transfer fidelity. Ferrite core filter: At the same time, for ensuring the reliability and stability of system operation, anti-interference mode is designed. With collar clip for hands-free use, enjoy your shooting and commentating freely while sports and motion, especially for interview use. Exlusive EVA Protective case for contain and carrying conveniently. Simply Plug and Play, Built in IC Chips, No need other converters, Suitable for GoPro Hero 4 Black Hero 4 Siver, Hero 3+/3 Black,Hero 3+/3 Silver, Hero 3+/3 White (NOT suitable for GoPro Hero5/ GoPro Hero5 Session,GoPro Hero4 Session, GoPro Hero, Hero+, Hero+ LCD) Suitable for meeting Video conference call interview Vblog youtube video speaking reviewers speech blog news conference presentation launch event press conference news release guide service reality TV show