? Shure BLX4R/BETA58 Rackmount Wireless Microphone System (K14 or M17 Band) The Shure BLX4R/BETA58 Wireless Vocal System combines professional sound quality with easy setup and rock-solid reliability. Designed for stage performers, presenters, and vocalists, this system features the legendary BETA 58A® microphone capsule—renowned for its clarity, warmth, and feedback rejection. Built with Shure’s trusted engineering and optimized for performance, the BLX series is lightweight, rugged, and ready to deliver. Choose between K14 or M17 frequency bands (check your local wireless guidelines), and enjoy hassle-free setup with QuickScan frequency selection, reducing interference in busy RF environments.

✅ Key Features:

• Industry-standard Shure BETA 58A® cardioid dynamic microphone capsule – clear, warm vocal reproduction
• Rugged, lightweight handheld transmitter with -10 dB gain attenuation
• Rackmountable BLX4R receiver with LCD display for precise RF and audio metering
• Up to 12 compatible systems per frequency band (region dependent)
• One-touch QuickScan frequency selection for fast, interference-free setup
• Shure BLX24R BETA58 Wireless System (Rack-mountable) K14

? Package Includes:

• 1 x Shure BLX4R rackmount receiver
• 1 x Shure BLX2/BETA58 handheld transmitter
• 1 x Microphone clip
• 1 x Set of single and dual rackmount brackets
• 2 x 1/4-wave antennas
• 1 x Zipper storage bag
• 1 x Power supply
• 2 x AA batteries
• 1 x User guide

With a heritage of innovation and quality, the Shure BLX4R/BETA58 system is the ideal wireless solution for clear, confident vocal performance in any setting.