Check the listing for details. NUX B-6 Pro Wireless Microphone System for Saxophone/Brass/Wind Instruments. Color: Black, Condition: New. Listed at 349.00 USD. Pro-Level Wireless, Without the Pro-Level Price TagThe NUX B‑6 Pro Wireless System is built for saxophonists and wind players who want total freedom on stage, without compromising sound quality. Running on a reliable 2.4GHz connection, it delivers crystal-clear 24-bit/48kHz audio with ultra-low latency (as little as 3.6ms), so your playing stays perfectly in sync.Designed with versatility in mind, it includes 13 EQ presets tailored for alto, tenor, soprano saxophones and trumpet, letting you dial in the right tone instantly.The compact transmitter features a flexible gooseneck mic that securely clips to your bell, while the receiver doubles as a charging dock—neatly powering the system between sets.