For 4 channel wireless microphone, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 4 channel wireless microphone has been well received by many customers and enjoyed a good reputation in many countries. Enping OKSN Electronics Technology Co.,Ltd 4 channel wireless microphone have characteristic design & practical performance & competitive price, for more information on the 4 channel wireless microphone, please feel free to contact us.