Shure QLXD24/Beta87A K51

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Shure QLXD24/Beta87A K51

Shure

QLXD24/Beta87A K51

5 Expert Rating

Product Info

Article Number: 586102
Brand: Shure
Model: QLXD24/Beta87A K51
Price: $1,637.90

* Prices may vary. Check retailer for current pricing and availability.

This Shure QLXD24/Beta87A combo is a serious step up for vocalists needing reliable wireless. The Beta87A delivers that classic, powerful Shure vocal tone, and the digital transmission is rock-solid. Perfect for stage performers, presenters, or anyone who needs pro-grade wireless without the fuss of analog systems.

Product Description

Shure QLXD24/Beta87A K51

*Bundle offer comprising*, Shure QLXD4 K51

  • *Digital UHF Receiver*
  • Frequency band: K51 (606 - 670 MHz)
  • 24 bit / 48 kHz audio signal
  • AES-256 encryption for tap-proof transmission
  • Up to 72 MHz switching bandwidth
  • 22 compatible channels in an 8 MHz TV band
  • 9.5" housing
  • Detachable BNC antennas
  • Ethernet port for system monitoring and configuration
  • Frequency transmission via infrared interface
  • XLR / jack output
  • Includes PS23 power supply
  • rack mount
  • antennas and antenna front mounting set for antenna
  • Shure QLXD2/Beta87a K51
  • *Digital UHF Handheld Transmitter with Capacitor Beta87a Capsule*
  • Frequency band: K51 (606-670 MHz)
  • 24 Bit / 48 kHz audio signal
  • AES-256 Encryption for secure transmission
  • Up to 72 MHz bandwidth
  • 22 Compatible channels in an 8 MHz TV band
  • Switchable transmitting power: 1/10 mW
  • 120 dB dynamic range
  • Metal handheld transmitter with condenser microphone capsule Beta87a
  • Directivity: Super-cardioid
  • Frequency transmission over infra red interface
  • Transmitter operates with 1.5 V AA batteries - also available with SB 900 lithium ion battery
  • Incl. bag and microphone clip
PROS
  • • Beta87A capsule delivers Shure's signature robust, vocal-focused sound.
  • • AES-256 encryption provides truly secure, interference-free transmission.
  • • QLXD4 receiver's wide 72 MHz bandwidth offers excellent channel flexibility.
  • • Rack-mountable receiver and included accessories simplify installation and setup.
CONS
  • • Premium-priced system represents a significant investment for most users.
  • • Handheld transmitter can feel a bit bulky for extended performances.
  • • K51 frequency band availability varies geographically; requires careful checking.

Product Video

Key Features

Frequency Band K51 (606 - 670 MHz)
Channels 22 compatible channels in an 8 MHz TV band
Range Up to 150 feet (typical, line of sight; can be significantly reduced by obstacles)
Mic Type Dynamic, Supercardioid
Battery Life Up to 8 hours (transmitter, using AA batteries – varies with usage)
Receiver Outputs XLR and 1/4" Jack

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Frequently Asked Questions

The receiver automatically scans and selects the clearest available channel within the K51 band; it's relatively straightforward, but manual adjustments are possible for advanced users.
Yes, AES-256 is a very robust encryption standard, making it highly resistant to both interference and attempts to hijack the signal – far beyond what’s offered in consumer-grade wireless systems.
The QLXD24 offers digital transmission, broader bandwidth, and more advanced features like AES encryption, whereas the PGX is an analog system targeted towards a more budget-conscious market.

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