1.Clip Microphone for help you get music or voice.
2.Omni-directional Microphone with anti-noise function.
3.Wind shield improves sound quality by preventing noise.
4.The USB type jack can be connected to camera directly.
5.Built-in clip can easily be attached to collars, ties or other 6.clothing-no installation required.
7.Suit for Gopro Hero 3 3+ 4.