Enhanced Signal Stability: With 15 adjustable frequencies per UHF mic and long transmission range(60 m) in open space, ensuring that up to 15 sets can be used simultaneously without worrying about interferences.        Clear and Pristine Sound Quality: With professional cardioid dynamic capsule, the system can reproduce more excellent, clear, pure and full sound and eliminate background noise and howling.        Sturdy and Durable Material: The metal mic with steel mesh grille is particularly resistant to impact and corrosion. The receiver box has separate volume control for each wireless mic.        Easy to Operate: Just turn on the receiver and mics, they will match automatically. 2 x AA batteries (not included) are required for each mic. Reminder: Please pay attention to check whether your device has 6.35mm or XLR jack.        Devoted Service: JAMELO audio products come with 12-month manufacturer assurance and supportive customer service. Welcome to come to us for troubleshooting or replacement of discontinuous/defective parts.           Features        UHF all metal MIC and Receiver        Professional and Clear Sound Quality        Widely Compatible With Devices        Long distance Stable Transmission           Specifications        Operation Mode UHF        Material all Metal Build        Operating Distance 200ft(60m)        Frequency Response 50~15KHz        SN >96dB        Receiver Power Supply DC12V        Handleheld Microphone Power Supply 2XAA Batteries        Output Method 6.35mm Output & XLR Output        Volume Control Knob Support