Feature:1. Stable Transmission: The wireless saxophone microphone adopts digital chip circuit design, which enhances the stable signal transmission distance to 40 meters (131ft), allowing you to concentrate and enjoy the performance.2. UHF Frequency Band: Supports 652663MHz UHF comm frequency band, with excellent anti interference ability, pure and full sound quality, and no cross frequency and delay when multiple sets at the same time.3. Clear Sound Quality: The frequency response range is 20HZ18KHZ, the audio dynamic range is 106dB, with high accuracy and sampling rate. This wireless microphone system provides rich and clear sound, accurately transmitting every detail.4. Built in Battery: The transmitter has a 950mAH 3.7V lithium battery, the receiver has a 500mAH 3.7V lithium battery, with a usage time of up to 5 hours. In charging mode, the device indicator light is green and automatically turns off when fully charged.5. Wide Application: This wireless microphone system is suitable for saxophones, trumpets, horns, and other wind instruments, meeting the needs of professional musicians and beginners, suitable for daily practice or stage performances.Specification:Item Type: Wireless Saxophone Microphone SystemFrequency Band: UHF Frequency Band (652MHZ-663MHZ)Frequency Response: 20HZ-18KHZAudio Dynamic Range: 106dBSampling Rate and Accuracy: 48KHZ/16bitDelay Time: <5msSignal Distortion: <0.5%Sensitivity: 108dBm at 12dB SINADTransmitter Battery: 950mAH 3.7V Lithium Battery (built in)Receiver Battery: 500mAH 3.7V Lithium Battery (built in)Charging Case Battery: 5000mAH 3.7V Lithium Battery (built in)Transmitter or Receiver Battery Life: 5 hours.Package List:1 x Transmitter1 x Receiver1 x Gooseneck Microphone1 x Type C to 3.5mm Adapter1 x Recording Line1 x Charging Cable1 x XLR to 6.35mm Adapter1 x Charging Storage Box1 x User Manual