QLXD4 Digital Wireless Receiver

Frequency Band: 470 to 960 MHz, Deliver out in 3 days


Product Highlights

24-Bit Digital Audio

AES 256-Bit Encryption

More than 60 Channels per Frequency Band

Automatic Channel Scan

Built-In Switching Diversity

20 Hz to 20 kHz Frequency Range

LCD Display

Network Control

XLR and 1/4" Outputs

Power Supply is Included


QLXD4 Overview

Designed for capturing audio, the QLXD4 Digital Wireless Receiver  offers 24-bit digital audio quality and solid RF spectrum reception. When paired with a wireless transmitter and microphone, it can be used for mid-size events and installations in businesses, hotels, government offices, schools, houses of worship, live performance spaces, and more. It features more than 60 preset channels per frequency band, network control, and AES 256-bit encryption. The QLXD4 wireless receiver is built with switching diversity and automatic channel scan, and has IR one-touch sync capabilities to make finding an open frequency quick. This receiver features a 20 Hz to 20 kHz frequency range, and a high-contrast LCD display. This allows for clear navigation though the menus and controls. With clearly defined performance, the QLXD4 delivers clean audio and provides professional features for demanding live sound events and installations.


The QLXD4 receiver is built with two detachable 1/2 wave antennas and has balanced 1/4" line outputs, and XLR balanced output connectors. The XLR outputs are switchable from mic/line. Ethernet networking enables networked channel scanning across multiple receivers. Wireless Workbench software allows for remote control of receiver settings from a PC or Mac. Included are a PS23 power supply, two 1/2 wave antennas, two 2' BNC cables with bulkhead adapters, Ethernet cable, and rackmount hardware.

Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.

Audio and RF LED meters with peak indicators to monitor your performance
Digital predictive switching diversity receiver to capture the clearest sound
64 MHz tuning bandwidth
Up to 17 compatible systems per 6 MHz TV band, and 22 systems per 8 MHz band
Easy pairing of transmitters and receivers over IR scan and sync
Automatic channel scan quickly finds the cleanest frequency
Selectable display mode showing group/channel, frequency, or battery runtime
Compatible with Shure Wireless Workbench 6 control software
Rugged metal construction

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