2.4GHz band is optimal for Microphone wireless, Solid RF connection over 90 feet range,uncompressed wireless signal transmission, low noise and latency.Up to 107 dB signal-to-noise ratio provides clear, detailed audio at any volume. High Resolution 24-bit/48kbps audio. Broad 20Hz-20KHz frequency response. Dynamic Rang 107 dB The Xvive Audio U3 wireless system aims to take the complexity and frustration, out of traditional wireless microphone systems. Creating a flexible, all-in-one solution that makes any your favorite microphones into wireless,ensures good performance for your every show XLR transmitter and XLR receiver. Works with any dynamic/Harmonic microphone, Audio mixer, PA system, Provides stable and reliable wireless transmission.Works with any active loudspeakers, Perfect for venues, weddings and mobile DJ's. Less than 5ms Latency, Simultaneous broadcasts on 6 channels The built-in lithium battery provides 5 Hours of battery last longer and a stable wireless techno