Shure BLX4R Rack-Mount Receiver for BLX Wireless System - H9 Band Band and Orchestra>Accessories>Mouthpieces>Saxophone Mouthpieces making your tone wilder and

making your tone wilder and more 3-dimensional (or more "present" sounding)

The anti-rotation feature means never holding the lower shaft to prevent loosening from the base

Great for band and orchestral percussionists

50% lighter than their predecessors for tighter

Moreover there is also an accurate Rotary Simulation

Shure BLX4R Rack-Mount Receiver for BLX Wireless System - H9 Band Band and Orchestra>Accessories>Mouthpieces>Saxophone Mouthpieces making your tone wilder andCut through the Noise with the Shure BLX4R Rack Mount Receiver for BLX Wireless System H9 Band Frequency Band: H9 (512 542 MHz) Rack mountable and featuring rugged metal construction, the BLX4R offers simple setup and intuitive controls. One touch QuickScan frequency selection quickly locates the best open frequency in case of interference. Removable antennas allow for quick antenna distribution. For use with BLX Wireless Systems. Rack mount kit