【High Quality Stereo Audio Monitor】 Enhanced performance with stereo/mono audio support (stereo processing at double the mono rate). Delivers 24-bit/48kHz high-res audio, 20–20kHz frequency response, and ultra-low 7.33ms latency for a clearer, more natural monitoring experience. 【5 Earphone EQ Presets–Beat the Occlusion Effect】 In-ear monitors often cause the occlusion effect, where your voice sounds boomy and muffled due to amplified low frequencies, leading to misjudged pitch and volume. Our 5 built-in EQ presets eliminate this issue, delivering clear, natural sound so you can sing with precision and confidence on stage. 【Operating Range Up To 165 Ft】 Two antennas on both transmitter and receiver are used to automatically pick the strongest signal, preventing dropouts and dead spots. With frequency hopping, 1MHz narrowband, and three level stability settings, it stable operating range up to 165 ft (50 meters) for smooth, reliable audio. 【3-Level Stability & Advanced Audio Zip/Unzip】 Choose from 3 stability levels (7.33/10.85/14.33 ms) where higher settings deliver more frequent signal transmissions, actively avoiding time-varying wireless interference. With NUX’s Audio Zip/Unzip technology, it processes stereo audio at double the rate of mono systems, delivering 24-bit/48kHz high-quality sound and a full 20Hz–20kHz frequency response—all within a 1MHz narrowband—for a wider, more immersive stereo experience. 【Long Battery Life Time & Magnetic Charging Port 】 The B-7 Pro features large Li-ion batteries inside both the transmitter and receiver. The battery life lasts up to 6 hours. Easy recharging, the transmitter has a magnetic charging port—just place the receiver on it to start charging, no plugs needed. The magnetic connection is secure and allows you to quickly recharge during breaks. 【USB Audio Recording】 Connect the B-7 Pro transmitter to your phone or computer to use it as a USB audio interface, letting you record exactly what you hear in your in-ear monitors—capturing every detail of your live band performance for later review or sharing. 【High-Definition Color LCD Display】 The B-7 Pro features a high-definition color LCD display. The 2.4-inch screen shows battery levels, input volume and settings in real time for easy monitoring and quick adjustments. NUX B-7 Pro is a personal wireless in-ear monitor system with automatic setup, 2.4 GHz interference-free broadcasting frequency, and 24-bit 48 kHz high-quality stereo audio. The operation range is up to 50 meters (160-feet) with very low latency wireless transmitting.