NUX B-7 PSM 5.8GHz Wireless In-ear Monitoring System (Cosmetic Blemish)
Your compact 5.8GHz wireless in-ear monitoring system, designed for musicians who want to hear their monitor mix without being tied down by cables. The system offers low-latency 24-bit audio, up to about 100 feet of line-of-sight range, and around 4 hours of runtime per charge.
Save up to 30% off on NUX Certified Refurbished, Open Box Items.
Cosmetically imperfect, functionally perfect. This unit has minor scratches or dents from handling. Everything else is exactly as new: tested & certified to full factory spec, complete with all original accessories, and covered by a 1-year official NUX warranty.
Product Highlights
Range
Battery life
Latency
Frequency response
Frequency Band
Sampling rate
Pairs well with
In stock items ships in 3-5 business days
3-Year Warranty
Complimentary shipping & returns
NUX B-7 PSM 5.8GHz Wireless In-ear Monitoring System (Cosmetic Blemish)
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About the B-7 PSM
Designed to let you hear your own mix (vocals, instruments, backing tracks, etc.) wirelessly through in-ear monitors without being tethered by cables. Whether you’re a singer, guitarist, drummer, or sound engineer, the B-7PSM gives you pristine stereo audio, ultra-low latency, and rock-solid wireless performance — all in a pocket-sized design.
True Wireless Freedom
Enjoy up to ~100 ft / 30 m of line-of-sight range so you can move much freely on stage or in your venue.
Crystal-Clear Audio
24-bit hi-resolution wireless transmission with < 5.5 ms latency ensures your sound stays tight and natural.
Reliable Runtime
Get ~4 hours of continuous use per charge on both transmitter and receiver.
Cut the Cord, Be in Command
Compact, reliable, and ready for any gig.
Quick & Easy Setup
Just power on both units to pair instantly.
Compact, Clip-On Design
Lightweight receiver clips comfortably to your belt or strap.
Rock-Solid Connection
Avoid dropouts, interference, and noise.
Clean, Stable Wireless Performance
Why 5.8GHz Matters
Most wireless devices, including Wi-Fi routers, Bluetooth gear, and many older wireless systems, operate in the 2.4GHz range.
By operating in a much wider, less crowded 5.8GHz range, You can expect a stronger connection, fewer dropouts, and a cleaner signal path for your monitor mix, even in crowded venues filled with smartphones and wireless equipment.
Smart, Simple, & Reliable
Just turn on the transmitter and receiver — they automatically find the best frequency and pair instantly. No complicated menu, no guesswork.
With a 100-feet line-of-sight range, the B-7 PSM gives you consistent audio performance in venues large and small.
Stay Charged, Stay Tuned
With B-7 PSM built-in long-lasting battery, you can play for up to 4 hours non-stop. The included portable charge case provides up to 15 hours battery life and can charge the system for approximately 3 times.
- 4 Hours non-stop play time
- Charging case provides 15 hours of battery life
What's Included
1 x B-7 PSM Transmitter, 1 x B-7 PSM Receiver, 1 x Charging Case, 1 x USB Type-C, 1 x Stereo Audio Adapter, User Manual