Shure QLXD2/SM58

• 24-Bit digital audio quality
• Incredibly efficient RF spectrum usage
• Quick syncing with a wireless receiver over IR at the push of a button
• Clear, uninterrupted signal over the entire operating range 
• AES 256-bit encryption for secure transmission
• Over 120 dB of dynamic range: no transmitter gain adjustment needed
• 1, 10 mW selectable RF output power
• Optional Shure SB900B lithium ion rechargeable battery reports remaining runtime in hours and minutes
• External charging contacts for docked charging
• Backlit LCD with easy to navigate menu and controls
• Selectable display mode showing group/channel, frequency, or battery runtime
• Rugged metal construction
• Frequency and power lockout

The QLXD2/SM58 Handheld Wireless Microphone Transmitter works with QLX-D Digital Wireless Systems.