NU-X
NUX B7PSM 5.8GHz Wireless In-Ear Monitor System
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The NUX B7PSM lets you rock out with crystal-clear, interference-free sound thanks to its 5.8GHz wireless magic and automatic channel hunting.
This tiny powerhouse delivers rich 24-bit stereo audio with lightning-fast less-than-5.5ms latency, keeping you perfectly in sync on stage. With up to 100 feet of range when clear and a super lightweight, clip-on design, it’s made for easy wear and swift movement. Just power up both units, watch them pair in seconds, and enjoy seamless, stable monitoring without any wireless hiccups—even next to WiFi. Your perfect stage companion, made simple and smart!
Specifications
Output Volume Adjustment: -64dB~0dB (0.5dB step) |
Operating Frequency Band: 5.8 GHz |
Operation Length: < 100 feet (30m) outdoor unobstructed, < 33 feet (10m) outdoor with obstructions |
Sampling Rate: 24bit / 40 kHz |
Frequency Response: 20~19kHz |
Latency: < 5.5ms |
Dynamic Range: 92 dB |
THD+ Noise: <0.6%@1kHz |
Built-in Battery Capacity (TX & RX): 450mAh / 3.7V |
Battery Running Time: > 4 hours |
Battery Charging Time: around 1.5 hours |
Power Consumption: TX <90mA,RX < 45mA |
TX Impedance: 3.5kΩ |
Maximum Input Level: 7.6Vpp (8.6dBV or 2.7Vrms) |
RX Suggestion Phone Impedance: 16~32Ω |
Maximum Output Power: 57mWrms (RLOAD =16Ω, 1 kHz) |


