lavalier K8wireless microphone is a universal microphone that can be use both on the Android phone and iOS phone. It has a 360 degree surround sound with a 20m wireless transmission. It can be use for outdoor broadcast and take a small video without been noisy because it has an intelligent noise reduction and clear sound quality.   With a one click connection, its a plug and play device and this device an last up to 10hours during usage. Easy to wear and move about due to its lightest in weight.   Work for YouTube/Facebook Live Stream, TikTok, Vloggers, Bloggers, YouTubers, Interviewers and other video recording lovers. From now on, enjoy your vlogging life everywhere anytime. Is a new product and a new upgrade, and a level 3 noise reduction function was added. Meet the needs of personal short video recording and broadcasting, support one-to-two standard collar-clip wireless microphone, mainly using Bluetooth connection, which has better sound quality, more stable wireless experience and better noise reduction effect compared with the 2.4G scheme on the market. Compared with the schemes of direct-connected mobile phone they have incomparable compatibility. It can be operated as follows: 1. Plug the receiver into the mobile phone, and you can see the red light flashing slowly from the side. 2. Click the on/off key on the wheat, and the green light flashes slowly, indicating that it has been turned on normally. 3. When the indicator light on the receiver and the receiver turns on constantly, it indicates that the two parties have successfully paired. 4. Turn on the recorder or voice memo on the mobile phone to verify the recording effect of the scheme