Plug and Play & Automatic Connection: No Driver, Bluetooth or Application needed. Just plug the receiver into your devices, then turn on the lavalier microphone, these two parts will pair automatically.Omnidirectional Mic & Smart Noise Reduction: this microphone uses a high-sensitivity microphone head with 360° pick-up pattern to collect sounds with rich details in a quick response. Our smart noise reduction technology cuts off most noise interference while recording so as to ensure clear sound.Wide Compatibility: Our wireless lavalier microphone works with Camera/GoPro/Desktop PC/Laptop/MacBook/iMac/iPhone/iPad/Android Phone/Tablet. Note: Some devices require an adapter and may not be included.Long Distance Transmission & Stable Signal: The wireless lapel microphone system has adopting the international 2.4Ghz Wireless transmission, continuous frequency matching, easy to connect and cover 65ft(20 meters) for signal, transmission delay is only 0.009s.