Dual Wireless Microphones for iPhone This dual wireless lavalier microphone set built-in noise reduction chip, real-time auto-sync technology, and 2.4G signal transmission with super low latency(0.008s), the sound picking-up follows the picture in real-time. Lapel microphone wireless can easily cope with various noisy environments and truly restore human voices. Warranty for the kit: Rechargeable Wireless Microphones with Receiver kit, User Manual, USB-C charging Cable, once purchased, enjoys lifetime VIP customer service, any question, contact us for faster solutions. Long-lasting battery lifeThe high-performance 2.4G chip reduces power consumption andeasily maintains a battery life of about 6 hours, further reducing theweight of the product Wide compatibility: Designed for Lightning port, including all iPhone, iPad, Cordless Omnidirectional Condenser Recording Mic for Interview, Video, Podcast, Vlog, Live Stream, TikTok, Facebook, maximum intelligibility and clean, accurate reproduction for vocalists, lecturers, stage and television talent, and worship leaders Noise reduction, Crystal Voice Syncs: Our System is immune to interference from communication devices such as mobile phones, WLAN or Bluetooth, or light systems. Using real-time auto-sync technology, provides directional pickup with pronounced proximity effect at close range that enhances the users voice, extremely 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.