high quality Omnidirectional Sound & Noise Cancellation:The omnidirectional dual wireless lavalier microphone is built with professional-grade intelligent noise reduction chips, providing effective identification of the original sound and clear recording in noisy environment. lapel microphone, its built with a sponge windscreen to reduce wind noise and plosives, AI algorithm intelligent noise reduction module can accurately filter all kinds of noise and has strong anti-interference ability.Easy Connection: The recording microphone simply connects the receiver to your device, then turn on the portable mic, these two parts will pair automatically. (Note: Bluetooth wireless microphone , if the match is not successful, don't worry, just shut down the device and try again). Mini microphone for iphone only compatible with Lightning(iPhone/iPad) device, Without usb c type interface connected to your mobile phone, it can not be used with android devices, unless you have a proper adapterDual Wireless lavalier Microphones:The Upgraded dual wireless lavalier microphones compatible with IOS smartphones, iPad, etc, it is suitable for interviewing, online conferencing, podcasting, vlogging, live streaming when you hold it by hand.It is completely free from the shackles of wire, allowing you to complete motion shooting, mobile phone recording, and short video production in various large scenes.Rechargeable Transmitter and Receiver: This iPhone microphone is built in 65MAH rechargeable batteries, works up to 6 hours. The microphone reciever is powered by your device(Can Be Charged At The Same Time). A powerful wireless 65ft transmission keeps audio stable, even at long distances.Package List:The professional wireless lavalier microphone kit has 1 receiver and 2 transmitters included,1 usb charging cable.