Noise Reduction: Dual wireless lavalier microphone set with built-in DPS noise reduction chip, new upgraded noise reduction route, automatic noise reduction and noise filtering, Make your video sound is clear. Charging Compartment: Wireless microphone comes with a digital display charging storage box, fully charged storage box can charge 2 microphones 5 times at the same time, each fully charged microphone and receiver can work continuously for about 8 hours, support recording while the phone is charging. Easy to Use: wireless microphone plug and play, no APP, real-time automatic synchronization technology, signal transmission, 20 meters / 65 feet long distance wireless audio, one second link, pickups follow the picture in real time. Lightweight: Each wireless microphone weighs and comes with a sturdy clip that clips the microphone securely to your clothing for a great wearing experience. WIDE COMPATIBILITY: Compatible with most Apple and Android devices for interviews, live streaming, two-person video blogging, video recording, Youtube, Facebook, Instagram, Shakeology, and many other uses.