Shure QLXD2/SM87A Handheld Wireless Microphone Transmitter, H50: 534-598MHz

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 SB900 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