Features: 1.9 ms ultra-low latency,20 m barrier-free reception,it can use outdoor live streaming and vblog short video 2.It doesn't need APP,plug-and-play,one-click connection,easy to use 3.Intelligent noise reduction,long endurance of 10 hours,easy to cope with all kinds of noisy environment,worry-free shooting, 4.360 degree sound pick up,record every detail of the sound. 5.Small and convenient,it compatible with various devices,support mobile phone, tablet, camera, notebook,etc