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Shure QLXD24/BETA87C Handheld Wireless Microphone System, QLXD4 Wireless Receiver & QLXD2/BETA87C Handheld Transmitter

QLX-D Digital Wireless Handheld System with QLXD2/BETA87C Condenser Microphone with Transmitter, and QLXD4 Receiver

Automatic Channel Scan quickly finds clear frequencies; Networked Channel Scan then shares open frequencies between multiple receivers over Ethernet, with one touch syncing
Digital Predictive Switching Diversity ensures a stable RF connection
Highly efficient RF spectrum usage – up to 22 transmitters per 8 MHz channel
Secure AES 256 bit encryption of all wireless transmissions
Shure Wireless Workbench® software allows remote control from PC or Mac
ShurePlus™ Channels mobile app allows remote control from iOS devices
Half rack format with detachable ½ wave antennas
Up to 60 dB of adjustable audio gain
Up to 72 MHz tuning bandwidth (region dependent)
More than 60 pre set compatible channels per frequency band (region dependent)
High contrast LCD menu and controls with lockout feature, plus Audio and RF LED meters with peak indicator
Mic / line switchable XLR output, and 6.3 mm instrument output
Durable aluminium construction with brushed finish

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 SB900A 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