1.Compatible with iPhone/iPad/android phone-Wireless lapel microphone can work with iPhone 5/6/7, 7 Plus, 8, 8 Plus, X,XR, XS, XS Max, 11, 11 Pro, 11 Pro Max.12/12 Pro and iPad 2/3/4, iPad Air series, iPad Pro series (NOTE: the latest 12.9 inch and 11 inch iPad Pro version with type-c port are not supported), android phone 2.Plug and play, no app is required-the innovative Lavalier Microphone is different from others, which includes transmitter and receriver, they will connect in an atutomic way, so APP and Bluetooth are not required.Just connect the transmitter to devices (Lightning port) and play it directly. 3. Real-time crystal voice syncs without any delay-using real-time automatic sync technology, which greatly reduces video post-editing. Support multi-channel real-time mixing, can synchronize the background music to phone and human voice in real time. 4.Can work on Youtube/Facebook Live Stream-the microphone can be used directly when you play Youtube or Facebook Live stream, conventional Bluetooth can not notice. 5. Superior performance you can rely on: The wireless microphone offers professional full band audio stereo CD quality 44.1~48kHz, more than 6 times the frequency of conventional mono microphones.Real-time automatic sync technology, reduce video post editing.Support multi-channel real-time mixing, can sync background music to phone and human voice in real time. 6. some modles support to charge your device when connected by charging cable