K9 Wireless Microphone With built-in noise reduction chip, the K9 wireless microphone has strong anti-interference ability to effectively identify and record original sound distinctly in noisy environment. Using high-density anti-spray sponge and high-sensitivity probe, it can receive sound 360 degrees with rapid response and fine reception. It is made of high-quality ABS material, which is lightweight and durable. The length of the K8 wireless microphone is 6.5cm, the width is 1.85cm and the height is 2.6cm. The length of the adapter is 4.45cm, the width is 2.75cm and the height is 0.78cm. Mobile phone, SLR camera and computer are all in common. And it is suitable for live interview and vlog shooting. The K8 wireless microphone is plug and play. It can be paired automatically, which gets rid of the bondage of wired. Plug in the receiver after power on, and it can connect wireless and automatically.