Shure BLX14R/MX53-J11 Headset System with (1) BLX4R Wireless Receiver, (1) BLX1 Bodypack Transmitter, and (1) MX153 Headset Microphone

The Shure BLX14R/MX53‑J11 is a professional‑grade single‑channel wireless presenter microphone system designed for clear and reliable hands‑free vocal performance in presentations, lectures, worship services, educational settings, and small to medium venues. It includes a rack‑mountable BLX4R receiver, a BLX1 bodypack transmitter, and a MX153 ultra‑lightweight omnidirectional earset microphone optimized for speech. The system offers intuitive setup with QuickScan frequency selection, robust analog UHF transmission, and up to 300 ft (91 m) operating range with up to 14 hours of battery life on two AA batteries. The receiver provides balanced XLR and unbalanced 1/4″ outputs for flexible connectivity to PA systems and mixers. The system can support up to 12 compatible channels per frequency band for expanded multi‑mic setups.

Features

Wireless System

• Analog UHF wireless technology

• Antenna diversity for stable reception

• One‑touch QuickScan frequency selection

• Up to 123 selectable RF channel frequencies

• Operating range up to ~300 ft / 91 m line‑of‑sight

• Supports up to 12 simultaneous systems per band

• Dynamic range ~100 dB A‑weighted

Receiver (BLX4R)

• Single‑channel rackmountable with included hardware

• Removable antennas for easy distribution

• LCD display with RF and audio metering

• Balanced XLR and unbalanced 1/4″ outputs

• Adjustable output level

• Rugged metal construction