[Professional Wireless Transceiver Systems] The A11 Wireless Microphone System Upgrade features dual transmitters and the latest wireless UHF frequency transmission technology2.4GHz band is optimal for Microphone wireless, Solid RF connection over a 100 feet range, uncompressed wireless signal transmission, low noise and latency. [Crystal Clear Sound] Enjoy high-resolution 24-bit/48kHz audio with a wide 20Hz to 20kHz frequency response, delivering detailed sound at any volume, supported by up to 108 dB signal-to-noise ratio and a dynamic range of 108 dB for exceptional clarity. [Ultra-Low Latency] Experience virtually no lag with less than 4ms latency, perfect for live performances. [Long-Lasting Battery] Perform without interruption with up to 5 hours of battery life. Both the transmitter and receiver come with rechargeable batteries, ensuring you're always ready to go. [Super Easy to Use] Small and delicate, no complicated settings, plug and play design is convenient to use. You would find that the XLR wireless transmitter and receiver works very well for you and your setup from the moment you begin to use it! [Stable and Flexible] Designed for professional dynamic / harmonic / condenser microphones, the A11 features recording-level sound transmission quality, and a stable and reliable wireless signal. This flexible and portable wireless solution accommodates a wide range of microphonesuse your favorite! The A11 system is suitable for recording studios, music and theatre performances, public speaking, videography, outdoor use and more.