MIC/MUSIC/48V three modes, mic is a dynamic microphone mode, Music is an audio mode, 48V is a condenser microphone mode, three-mode switching, to meet the needs. High resolution 24-bit/48kbps.The built-in polymer battery is 1000mAh, which can be replaced or can be powered by a USB data cable. The TYPE-C charging port can be used for about 8-10 hours once fully .Built-in dual antennas, the wireless transmission distance is 30 meters. Active noise reduction chip is used to filter current sounds and provide frequency stability.Equipped with conversion head, compatible with a variety of musical instruments, suitable for wireless audio transmission of electro-acoustic instruments such as bass, guitar, violin, electric piano, keyboard instruments, electric drums and blowpipes.Function: Noise Cancelling, Light-weight, PORTABLE, Condenser Microphone Pattern: Omni-directional, CardioidType: Dynamic MicrophoneSignal To Noise Ratio: 75dBFrequency Response Rate: 20Hz-20KHzMaximum SPL: 110dbSensitivity: -38dB±2DbColour:blackMaterial:metal+plasticPackage Contents:2 x receiver2 x transmitter4 x adapters2 x USB cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.