Dual wireless microphone for iPhone and Android phones: Our dual wireless Lavalier microphone system comes with 2 transmitters and 2 receivers (one for iPhone and one for USB-C Android phones), perfect for video recording conversations and interviews with 2 people, regardless of the iPhone or USB-C phone you're using. Plug and play, automatic pairing lets you go hands-free. You can also use a microphone and a set of receivers alone (1 receiver can be connected to 1PC or 2PC microphones. Omnidirectional Microphone with Noise Reduction: Built-in DSP chip with intelligent technology, omnidirectional Lavalier microphones can record sound from anywhere and deliver stable 48kHz full-band CD quality. The intelligent noise reduction module with AI algorithm can accurately filter out all kinds of noise and has strong anti-interference ability to reduce wind noise and explosives with sponge wind shield. It can easily cope with various noisy environments and truly restore human voices. Long working time and long effective range: Up to 8 hours working time, our wireless microphone transmitter has built-in battery. 65 feet of barrier-free effective distance and 0.009 seconds of transmission delay keep you moving. Ideal for Youtube/Vlog, Facebook/TikTok video recording, interview, church, presentation, virtual conference, etc. Compatible with iPhone / iPad / Android Phone: Our wireless lava microphones work with iPhone 5/6/ 7/8/11/12/13, 7 Plus/8 Plus/11 Pro/11 Pro Max/12 Pro, X,/XR/XS/XS Max, and iPad 2/3/4, iPad Air, iPad Pro Series and USB C receiver. Support most USB-C Devices (Note: For iPhone iPad, iOS system only version 13 to 15.2, please upgrade your phone system if the wireless microphone does not work. For Android phones, some Android devices can't be matced because it's not on open mail system, please check "otg" in phone setting to open it