Wireless Conversion Technology: The AU Wireless XLR set converts wired microphones to wireless while preserving high audio quality using UHF technology with robust anti-interference features. Frequency and Range: Operates on 540.0MHz-552.5MHz across 25 channels, providing a wireless reach of up to approximately 29.87 meters, enabling free movement without cable constraints. Device Compatibility: The receiver adjusts to different operating voltages (0V, 3V, 48V) to support both dynamic (0V) and condenser microphones (3V, 48V).  Features a remote volume adjustment (VOL1-VOL7). Rechargeable Battery: Includes a built-in rechargeable battery with a lifespan of about 5 hours per charge, USB rechargeable, for continuous use. Broad Compatibility: Compatible with a variety of microphones and audio interfaces, negating the need for XLR to 6.35 adapters. Suitable for recordings, performances, interviews, conferences, and home karaoke.