Intelligent Noise Reduction: Built-in upgraded noise reduction chip, strong anti-interference ability, can efficiently identify the original sound, and can record clearly in a noisy environment. Auto Pairing - Plug and Play: wireless clip-on microphone, plug into the receiver to automatically when power on, no need to open the download app and bluetooth plug and play, free your hands, easy to operate. 20m long distance transmission: High-performance wireless microphone, stable signal, low-latency reception, 20m barrier-free long-distance transmission, wireless connection, unlimited free recording. 6-8 hours of use time: Built-in 80Ah battery, 8 hours of use time, video recording, live recording, no external battery required, lapel clip design, more convenient to wear.(Note: It needs to charge up before use to ensure woing properlly) Compatible Devices: Suitable for IOS system devices, wireless lapel microphone , specially designed for YouTube/Facebook live, creators, Vloggers, bloggers, YouTube, podcasters, interviews and other video recording enthusiasts, liberating hands.