Shure QLXD2/B87A Digital Handheld Wireless Microphone Transmitter

Overview

The Shure QLXD2/B87A=-H50 is a digital handheld wireless microphone transmitter designed to deliver clear vocal reproduction and reliable wireless performance for live and installed sound applications. Featuring a Beta 87A supercardioid condenser capsule, it offers a frequency response tailored specifically for voice, helping to reduce background noise and feedback. Operating in the UHF range from 534 to 598 MHz with 2560 selectable frequencies, it ensures a stable connection with a transmission range of up to 330 feet, allowing performers and speakers to move freely without signal interruptions.

Key features

• Beta 87A supercardioid condenser capsule provides smooth high-end detail and focused vocal pickup for enhanced clarity.
• Wide selection of 2560 frequencies in the UHF band helps avoid interference in crowded RF environments.
• Transmission range up to 330 feet supports freedom of movement on stage or in large venues.
• Powered by two standard AA batteries offering up to 9 hours of operation, with optional Shure SB900A rechargeable battery extending runtime beyond 10 hours and enabling real-time battery monitoring.
• AES 256-bit encryption secures audio transmissions, protecting sensitive meetings and performances from unauthorized listening.
• Adjustable input sensitivity and options to lock frequency and power settings provide precise control for sound engineers.
• One-touch infrared syncing pairs the transmitter quickly with compatible QLX-D receivers, simplifying setup.
• Durable aluminum housing withstands the demands of touring and daily professional use.

Key specs

• Frequency range: 534 to 598 MHz (UHF band)
• Selectable frequencies: 2560
• Transmission range: up to 330 feet
• Battery type: 2 x AA batteries or optional Shure SB900A rechargeable lithium-ion
• Battery life: up to 9 hours (AA batteries), over 10 hours (SB900A rechargeable)
• Microphone capsule: Beta 87A supercardioid condenser
• Encryption: AES 256-bit
• Housing material: aluminum

Connectivity and compatibility

This transmitter is designed to work seamlessly with Shure QLX-D receivers, using infrared syncing to establish a secure and interference-free connection. Its wide frequency range and large number of selectable channels make it suitable for use in environments with many wireless devices, such as festivals, conference centers, and houses of worship. The unit’s compatibility with both standard AA batteries and the Shure SB900A rechargeable battery adds flexibility for different event durations and power management preferences.

Ideal uses and environments

The QLXD2/B87A=-H50 fits well in professional settings where clear vocal reproduction and dependable wireless performance are critical. It is a strong choice for touring musicians, worship leaders, presenters, and event production teams who require a microphone that can handle demanding live sound conditions. Its robust build and secure transmission also make it suitable for corporate meetings and theatrical performances where audio quality and security are priorities.