If you want a microphone that delivers high-quality sound and cancels out background noise, the "GLM Professional" microphone is your perfect choice. It comes with two microphones and a receiver, and features real-time audio monitoring and 360-degree sound pickup. Works up to a distance of 100 meters 2.4GHz digital sound transmission technology Battery lasts up to 25 hours with the charging case Compact and portable design Up to 7 hours of working time Ideal for broadcasting, lectures, and interviews. Don’t miss the chance to get a professional audio experience with the "GLM Professional" microphone from Green Lion