Wireless Connectivity: Get rid of the troubles of wired, plug and play, very convenient. 360° Recording: 360° recording without dead ends, high-density anti-spray sponge, high sensitivity microphone. No dead angle radio, fast response, fine radio, record every detail. 20m barrier-free Connectivity: 20m barrier-free connectivity with more free recording. High-performance microphone, stable connection, easy recording. Smart noise-cancelling with Built in smart chips: Smart noise-cancelling with built-in smart chips, Strong anti-interference ability, clear sound, clear recording even in noisy environment. High-capacity battery: Inner 80mAh battery, work time over 5 hours for single times full battery. Live streaming: Record every moment wonderfully, clear and top-quality sound.