Shure QLXD2/B87C Digital Handheld Wireless Microphone Transmitter with Beta 87C Capsule (G50: 470 to 534 MHz)

Overview

The Shure QLXD2/B87C=-G50 is a handheld digital wireless microphone transmitter designed to deliver clear and detailed vocal performance for live events, houses of worship, and corporate presentations. It transmits a 24-bit, 48 kHz digital audio signal that captures every nuance of the voice, ensuring natural presence and intelligibility. With a robust aluminum housing and a Beta 87C cardioid condenser capsule, this transmitter offers reliable operation and excellent sound quality even in challenging environments.

Key features

• Beta 87C cardioid condenser capsule captures vocals with smooth frequency response and reduces unwanted room noise for better feedback control.
• 24-bit, 48 kHz digital audio transmission preserves pristine sound quality for clear and natural vocal reproduction.
• Up to 330 feet of line-of-sight operating range allows performers to move freely on large stages without signal dropouts.
• Rugged aluminum housing withstands daily touring and long-term installations, providing durability and reliability.
• Infrared syncing enables quick and easy pairing with compatible QLX-D receivers in seconds.
• Adjustable input gain lets audio technicians tailor the microphone sensitivity to different vocal styles and dynamics.
• Operates up to nine hours on two AA batteries, with an option for a rechargeable battery pack to reduce operating costs and downtime.
• AES 256-bit encryption secures the wireless signal, protecting sensitive performances and meetings from interception.
• 64 MHz tuning bandwidth with 2560 selectable frequencies helps find clear channels in congested RF environments.
• Backlit LCD screen provides at-a-glance information on frequency, battery life, and input gain for easy monitoring.

Key specs

• Audio resolution: 24-bit, 48 kHz digital signal
• Operating frequency range: 470 to 534 MHz (G50 band)
• Operating range: up to 330 feet line-of-sight
• Tuning bandwidth: 64 MHz with 2560 selectable frequencies
• Microphone capsule: Beta 87C cardioid condenser
• Power source: two AA batteries or optional rechargeable pack
• Battery life: up to 9 hours
• Encryption: AES 256-bit
• Housing: rugged aluminum
• Display: backlit LCD showing frequency, battery, and gain

Connectivity and compatibility

This transmitter pairs seamlessly with Shure QLX-D receivers, using infrared technology for fast synchronization. Its wide tuning bandwidth and numerous selectable frequencies make it suitable for use in environments with many wireless devices, such as concert venues, conference centers, and houses of worship. The Beta 87C capsule is compatible with a variety of vocal styles, making it a versatile choice for singers, speakers, and presenters.

Performance and reliability

The QLXD2/B87C=-G50 offers consistent and secure wireless transmission with AES 256-bit encryption, ensuring privacy and interference-free audio. Its durable aluminum construction protects the unit during transport and daily use, while the adjustable input gain allows fine-tuning to match different vocal dynamics. The long battery life supports extended performances or events without frequent battery changes.

Ideal uses and environments

This wireless microphone transmitter is well suited for touring vocalists who need freedom of movement on large stages, pastors or worship leaders who engage with their congregation, and corporate speakers requiring clear and secure audio. Its combination of range, sound quality, and ruggedness makes it a strong choice for professional live sound applications and permanent installations alike.