Plug And Play�?? Enable Otg In Phones, This Clip-On Mic Is Easy To Use, Automatic Pairing, Automatically Connect When Plugged Into The Receiver, No Adapter,Addtional App,Bluetooth Needed. The Red Light On Receiveing Flashes;Press Switch Key Of Mic, The Indicator Light Turns Green, Then Power Is Turned On; The Red Indicator Light Of Receiver And The Green Indicator Light Of Microphone Always Keeps On, Then You Can Use The Microphone To Receive Sound By Opening Phone Camera, Live App Or Other Apps.*-* Long-Distance Transmission And Long Working Hours�??High Performance Wireless Microphone, Signal Stability. The Lavalier Microphone Is Built In 75Mah Rechargeable Batteries Up To 10 Hours Operation Time. 20M/65Ft Working Distance Without Obstacle.*-* Intelligent Noise Reduction Within Decoding Chip�??The Microphone For Iphone Is Built-In Noise Reduction Chip, Strong Anti-Interference Ability, Effectively Recognizes The Sound, And The Lapel Microphone Can Still Record Clearly In A Noisy *-*360� Omnidirectional Sound Reception�??Real-Time Crystal Voice Syncs Without Any Delay, High Density Spray-Proof Sponge, High-Sensitivity Microphone, 360� Omnidirectional Sound Reception, Fast Working, Radio Well Regardless Of Surrounded Environment, Recording Every Details. The Bluetooth Microphone Is Suitable For Broadcast Video, Recording, Youtube, Facebook Live Broadcast, Podcast, Vlog, Tik Tok, Twitch, Etc.