SLX2 transmitter features: Shure's patented audio reference companding for crystal-clear sound beyond the limits of conventional wireless technology; automatic setup; backlit LCD with timeout feature; frequency and power lockout; 3-segment battery fuel gauge; 2 included AA batteries providing 8 hours of continuous use; and 518-782mHz operating range.

The SLX4 diversity receiver is unprecedented in its ease of use and sports a broad array of pro features including: automatic frequency selection, automatic transmitter setup, 960 selectable frequencies across a 24mHz bandwidth, detachable 1/4 wave antennas, microprocessor-controlled diversity, RF presence LED, 5-segment audio meter, multi-function backlit LCD, low battery indicator, frequency and power lockout, rugged metal chassis, volume control on rear of unit, 1/2 rack design, furnshed rack hardware, non-slip bumpers for use out of rack, plus XLR and 1/4" outputs.

Shure SLX Beta58 Hand-Held Wireless System Features:

• Beta58 mic:
• Smooth extended frequency response
• Tight supercardioid pattern
• Pneumatic internal shock-mount system
• Built-in spherical wind and pop filter
• Break resistant stand adaptor
  
  SLX2 transmitter:
• Audio reference companding for crystal-clear sound
• Backlit LCD with timeout feature
• Frequency and power lockout
• 3-segment battery fuel gauge
• 2 included AA batteries
• 518-782mHz operating range
  
  SLX4 diversity receiver:
• Automatic frequency selection
• Automatic transmitter setup
• 960 selectable frequencies across a 24mHz bandwidth
• Detachable 1/4 wave antennas
• Microprocessor-controlled diversity
• RF presence LED
• 5-segment audio meter
• Multi-function backlit LCD
• Low battery indicator
• Frequency and power lockout
• Rugged metal chassis
• Volume control
• Furnshed rack hardware
• XLR and 1/4" outputs