· Plug and Play: This lapel microphone does not need an adapter or application. There is Bluetooth automatic pairing between the receiver and transmitter. Just put the receiver in your device and turn on the portable microphone, and the two parts will be automatically paired. Both transmitter and receiver have indicator lights to show the connection and usage mode· Omnidirectional Sound Recording & Noise Reduction:: The high sensitive lav mic can clearly record every detail of the sound regardless of the surrounding environment. In addition to automatic intelligent noise reduction, there are manual noise reduction and reverberation modes to choose from. This is a professional noise reduction microphone, supporting a signal range of 50 feet indoors or outdoors· Compact and Wireless: You can clip the tiny mic on your shirt or hold it in your hand, which helps you get rid of messy wires. Two mini microphones mean that two people can use the dual microphones together. The wireless external mic is suitable for Youtube, live broadcast, podcast, blog, interview, online education, and singing recording. The compact size is convenient for video shooting instantly· Rechargeable with Charging Case: The microphone can work for 5 hours after a single charge of 2 hours. The four indicator lights on the charging box from left to right clearly tell you that the remaining power is 25%, 50%, 75% and 100%. When using the lav microphone, you can charge your device at the same time· Compatible with IOS system: This cordless lapel microphone is compatible with IOS smartphones and iPads. It can only be used for iPhone or iPad with lightning port, not for devices with usb c port, such as iPhone 15 or iPad Pro series