NUX B-7Pro 2.4GHz Pro-Level Wireless In-Ear Monitor System

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About the B-7 Pro

The B-7 PRO Stereo Wireless In-Ear Monitor System is a professional-grade wireless solution from NUX’s Pro Series, designed for connecting to the Aux output or main output of a mixer or audio interface, or to the headphone output of a multi-channel digital personal mixer used in live performances.
It enables stereo wireless monitoring, making it ideal for bands or solo performers during rehearsals, live shows, and live streaming for monitoring purposes.

Wireless Freedom w/ Extended Range

Enjoy up to 165 ft / 50 m of line-of-sight range so you can move much freely on stage or in your venue.

Crystal-Clear Audio

Delivers 24-bit / 48 kHz high-resolution audio, a 20-20 kHz frequency response range, and an ultra-low 7.33 ms latency.

Rock Solid Connection

Delivers a strong, dropout-free connection with smart frequency hopping, dual antennas, and three reliability modes.

Robust I/O Section

Includes dual combo-jack XLR inputs, a 1/8-in aux in, USB, and a headphone jack.

USB Audio Interface

Connect to your phone or computer and record what you hear from the monitor.

Reliable Run Time

Get ~6 hours of continuous use per charge on both transmitter and receiver.

Cut the Cord, Be in Command

Fits effortlessly into any studio, stage or touring setup, offering pro performance in a portable package.

Compact & Stage-Ready

Lightweight receiver, durable design, built for real world use.
Stable & Interference-Free
Next-gen wireless tech ensuring a stable connection even in crowded spaces.

Record While You Monitor

Capture all in-ear audio, transfer to computer or mobile device via USB.

Stay Connected With Confidence

The NUX B-7 PRO uses an advanced 2.4 GHz intelligent frequency-hopping system that automatically avoids interference from Wi-Fi and other Bluetooth devices.
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Play, Learn, Record, Repeat

Connect the transmitter directly to your computer via USB and use the B-7 Pro as a two-channel audio interface. Perfect for recording your in-ear mix, rehearsing, or streaming — this feature bridges your stage and studio workflows seamlessly.

Clean, Crystal Clear Wireless Performance

Powered by NUX’s Advanced Audio Zip/Unzip Technology
B-7 PRO supports stereo or mono audio transmission, with stereo data processing being twice that of mono -- providing a clearer and more natural monitoring experience.

24-bit / 48 kHz High-Resolution Audio - 20Hz-20kHz Frequency Response Range

Versatile I/O for Any Setup

With dual combo XLR/TRS inputs, you can connect straight from your mixer, interface, or console for crystal-clear monitoring.

A dedicated 3.5mm AUX input lets you blend in backing tracks or reference audio, while the headphone outputs on both the transmitter and receiver give you flexible monitoring options anywhere in your signal chain.

• Balanced XLR / Unbalanced ¼-inch combo jacks (Left + Right)
• Aux Input / 3.5mm (⅛-inch)
• USB-C for Data / Interface

Smart, Stable & Reliable

True Diversity Dual-Antenna + 3-Level Stability + Audio Zip/Unzip
Two antennas on both the transmitter and receiver are used to automatically pick the strongest signal, preventing dropouts and dead spots.

With its smart frequency-hopping system, B-7 PRO can maintain a stable operating range while delivering smooth, reliable audio.

Operating Range:165ft

How Does 3-Level Stability Works?

Level 1 - Low Latency Mode (7.33ms)

• Prioritizes speed and response time.
• Ideal for practice rooms, home, and small stages.

Level 2 - Standard Mode (10.85ms)

• Balances latency and stability for most real-world application.
• Works great for club stages, studios, and bigger gig setups with some wireless activity.

Level 3 - Stable Mode (14.33ms)

• Prioritizes signal reliability and interference-resistance over raw latency.
• Perfect for large venues, outdoor shows, or crowded wireless environments (like festivals or conventions).

Stay Charged, Stay Tuned

Both transmitter and receiver feature built-in lithium-ion batteries that last up to 6 hours of continuous use. When it’s time to recharge, simply dock them using the magnetic charging connector for effortless, secure power-up between sets.

• Magnetic Charging Dock
• 6 Hours non-stop use on full charge

What's Included

• 1 x B-7 PRO Transmitter
• 1 x B-7 PRO Receiver
• 1 x DC 9V Power Adapter
• 1 x USB-C Cable
• 1 x USB-C to USB-A Adapter
• 1 x Fixture Clamp
• 1 x 1/4 in Nut Connector
• User Manual

Please Note:  NUX wireless in-ear monitor systems do not include earphones/earbuds in the box. They are designed to work with your own preferred, wired 1/8-inch in-ear monitors.  We carry compatible Shure, Mackie and Sennheiser earbuds, available separately.