Plug and Play Lavalier MicrophoneExternal Lavalier Microphone for Smartphone Quick and easy to use, just plug the receiver into your phone's USB-C port, turn on the power button on the transmitter and it will connect automatically. Wireless lavalier microphones do not require Bluetooth or an app. Wireless Lavalier Microphone with Type-CWireless Lavalier Microphone for Android Smartphone can easily clip onto your collar and record live, a video or an interview. It provides stable, smooth and interference-free transmission up to 20 meters. The Mini Lapel Phone Interview Microphone comes with an 80 AMH battery and up to 8 hours of playtime for your day's live streaming needs. Smart wireless microphone with Noise CancellationWireless microphone for smartphone and tablet, built-in professional noise reduction chip, strong anti-interference ability, can clearly identify real sound and recording even in harsh environments. Omnidirectional Wireless MicrophoneThe mini wireless microphone series adopts high-sensitivity microphone head with 360 pick-up pattern to respond quickly to capture rich and detailed sound, while the head is wrapped with a windscreen high density to reduce environmental interference.