- 100 ADJUSTABLE FREQUENCIES: This wireless microphone set features advanced circuitry with 100 adjustable frequency groups within the 500MHz band. You can operate up to 30 units simultaneously without interference, ensuring smooth performances. Easily switch frequencies if the preset fails. - COMPACT AND PORTABLE: The lightweight receiver fits comfortably in the palm of your hand, powered by DC 12V for convenience. Its compact design makes it ideal for small outdoor events, parties, family gatherings, conferences, classrooms, karaoke sessions, churches, and outdoor weddings. - HIGH-QUALITY SOUND: The system comes with two handheld dynamic microphones that deliver exceptional sound quality. Perfect for solo performances or duet harmonies, these microphones cater to all your audio needs. - SIMPLE OPERATION: Setting up is a breeze—just turn on the receiver and microphones, and they will pair automatically. Note that this system is not compatible with laptops, iPads, cellphones, or AV receivers. Each microphone requires 2 x AA batteries (not included). - VERSATILE APPLICATIONS: Ideal for various scenarios including public speaking at conferences, entertaining guests at parties, or creating memorable moments at weddings. This microphone set ensures you have reliable audio for any occasion.