Excellent sound: This wireless microphone system is fully equipped with high-quality chips and has automatic noise reduction function. It can highly reproduce the sounds of human voices and instruments, ensuring clearer, purer, and fuller sound quality.Stable signal, wide range: The outdoor wireless range can reach 200 feet. High quality quartz oscillator ensures accurate frequency adjustment, stable signal transmission, uninterrupted, and anti-interference. Very suitable for indoor and outdoor activities such as family karaoke, church, gatherings, weddings, conferences or lectures.Power on and ready to use: after connecting the receiver to your speakers, long press the power button for 2 seconds to turn on the microphone. When the microphone is on the receiver will automatically connect to the receiver and light up red. The receiver will flash yellow light when the microphone is working. Note: Please adjust the volume in the receiver before using the microphone.Strong battery life: The power consumption of this wireless mic chip is very low. The brand new AA battery can run continuously for more than 8 hours. You can enjoy karaoke and gatherings to the fullest with it, without worrying about battery life.Multi-channel microphone kit can make your party atmosphere more active and work more flexible.This free product provides 12 months of after-sales service. If there are any problems with your product, please contact us. We will replace your product with a new one.