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The NUX B-3RC, 2.4GHz microphone system, frees you from the annoying cables, and enjoy the wireless world with non-complicated functions and setups. The more compact size brings better using experience.
An extra dynamic microphone and charging storage box are packed into the bundle set.
Compact, All-in-One Design
Slim, lightweight transmitter and receiver, built-in mute via TX switch, plus a charge/storage case that keeps everything together and powered up.
True Wireless Freedom
Eliminate mic cables and enjoy up to ~100 ft / 30 m of line-of-sight range so you can move freely on stage or in your venue.
Crystal-Clear Audio
24-bit hi-resolution wireless transmission with < 4.8 ms latency ensures your sound stays tight and natural.
Low Noise, High Clarity
THD + Noise under 0.1% at 1 kHz, meaning clean signal with minimal hiss or distortion.
Reliable Runtime
Get ~3.5 hours of continuous use per charge on both transmitter and receiver, with the case serving as mobile power-bank backup.
Rock-Solid Mic Included
Comes with the dynamic cardioid NDM-4 mic, built to handle stage volume without feedback and to give vocals punch with low handling noise.
Instant Setup, Easy Operation
Simply plug the Transmitter (TX) to your mic, Receiver (RX) to your PA system, and you are good to go.
Plug-and-Play Convenience
No need for frequency coordination or setup menus.
Automatic Channel Optimization
Scans and selects the clearest frequency from six available channels.
Consistent Performance
Useful in venues with unpredictable RF environments (clubs, schools, small venues, etc.).
Cutting-Edge Wireless Technology
Enjoy your high-resolution audio quality of 24-bit/44.1kHz with B-3RC. The units will automatically detect each other and choose the best channel from all 6 channels (2.4GHz). The interference-free signal transmission ensures uninterrupted control and excellent performance up to 100 feet (30 meters).
- Intelligent Frequency Hopping
- 24-bit/44.1kHz High-resolution audio quality
- 100 feet (30 meters) Interference-free signal
Compact For Enhanced Portability
The Transmitter (TX) and Receiver (RX) measure just 3 inches long and weigh only 36g each, plus a charge/storage case that keeps everything together and powered up.
- Up to 3.5 hours of run time on one charge
- Case serves as mobile power-bank backup
Cut the Cables. Own the Stage
NUX B-3RC brings freedom and flexibility to a wide range of situations — from live stages to classrooms and content studios.
Content Creation & Streaming
Ideal for podcasters, vloggers, and streamers who need professional-grade vocal clarity without the clutter of cables. Compact and portable, it fits seamlessly into any recording setup.
Public Speaking & Voice Recordings
Pair it with your preferred sound system for quick, cable-free setups. The included dynamic mic ensures powerful, feedback-resistant sound.
Live Performances & Bands
Move freely on stage without the limitations of mic cables. Whether you’re a lead vocalist, backup singer, or MC, the B-3RC delivers stable, low-latency sound that keeps up with every performance.
Specifications
Technical
- Operating Frequency 2.4GHz
- Audio Resolution 24-bit
- THD + Noise < 0.1% at 1 kHz
- Run Time ~3.5 hours per charge
Connectivity
- Latency < 4.8 ms
- Range 100 feet (30 meters)
Hardware
- Dimensions 3 x 1 x 1 inch ea
- Weight 36 g ea
What's Included
1 x B-3RC Transmitter, 1 x B-3RC Receiver, 1 x NDM-4 (Microphone), 1 x Mic Pouch, 1 x USB Cable, User Manual, Warranty Card