Professional microphone - Double microphones, built-in thickened cotton, durable, whistling, and interference-proof. The excellent quality metallic mesh on the microphone head accurately transmits sound ensuring clarity and effectively preventing dust intake, thereby extending the life of the microphone. | Easy to Set Up - Easy to connect and play, easy to do without pairing. strong signal stability, the wireless microphone is compatible with karaoke machines, electric speakers, amplifiers, mixers, and audio interfaces. if the microphone and receiver cannot be connected, please refer to the product description or user manual for pairing/reset methods. | Remote Reception& Stable Signal - Wireless microphone with external independent antenna output port, built-in frequency bidirectional encryption signal technology locking. The microphone offers a massively extensive signal range of 150ft. It ensures a stable transmission whether indoors or outdoors, allowing your speech or performance to proceed smoothly without any interruptions. | UP to 8 Hours Life Time - Both the microphone and receiver are Built in a 1200mAh rechargeable battery. You don't have to buy batteries! This wireless microphone usage time is up to 8 hours, and the receiver is up to 6 hours, catering to extended usage needs. Only 2 hours are required to fully charge it. Allows you to use it for a long time and need not worry about charge. | 24-Month Worry-Free After-sales Service: We are providing 24-hour prompt customer service and a 24-month extended warranty to ensure your complete satisfaction. If you ever encounter an issue - we promise to resolve it to your satisfaction!