Shure QLXD2 Wireless Handheld KSM9 H51

Handheld Transmitter with KSM9 Capsule - H51 500 - 600 MHz
Featuring transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage, the QLXD2 handheld transmitter is ideal for wireless vocals in presentation spaces, music venues, and houses of worship. Easy to use, the QLXD2 quickly syncs with a wireless receiver over IR at the push of a button and maintains clear, uninterrupted signal over its entire 100 m (330 ft.) range. All metal construction ensures durability, and a wide selection of compatible microphone choices offer legendary Shure sound signatures.

20 Hz to 20 kHz frequency range with flat response (actual response is microphone dependent)
Interchangeable Shure microphone capsules, including the legendary SM58®
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
Up to 9 hours continuous use with 2 x AA alkaline batteries
Optional Shure lithium ion rechargeable battery provides up to 10 hours of continuous use and 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
100 meter (330 ft.) line-of-sight operating range
Rugged metal construction
Frequency and power lockout