wireless microphone set k11(android) 2x is a great gift for bloggers, for shooting blogs and videos on the street, in a noisy room, for presentations and conferences. Freedom of movement and gestures without loss of sound quality. The microphone suppresses third-party sounds well. It is convenient to fasten the fastener-clip on clothes, it has an easy and understandable control system for everyone. No Bluetooth pairing required, just press the buttons on the microphone and headset and the green signal will light up. Connect the receiver to your phone and press the microphone button. When the indicator stops flashing green, but just lights up, the connection is established.