Shure QLXD2/KSM8 Digital Handheld Wireless Microphone Transmitter

Overview

The Shure QLXD2/K8B=-J50A is a handheld wireless microphone transmitter designed to deliver clear and reliable audio for performances, presentations, and worship settings. Featuring the KSM8 dual-diaphragm dynamic capsule, it captures vocals with natural detail and balanced tone, while its 24-bit digital signal path ensures pristine sound quality without noise or compression artifacts. Operating within the 572 to 616 MHz frequency band, it supports a working range of up to 100 meters, making it suitable for large stages and multi-room venues.

Key features

• KSM8 dual-diaphragm capsule that maintains consistent vocal tone and controls proximity effect for balanced sound at varying distances
• 24-bit digital audio resolution that preserves vocal nuances from microphone to receiver
• Secure AES 256-bit encryption protects audio transmissions during sensitive events and broadcasts
• Infrared sync enables quick, one-touch frequency locking for smooth transitions between users
• Durable metal body designed to withstand the rigors of touring and frequent use
• Selectable RF output power of 1 mW or 10 mW to optimize range and battery life
• Powered by two standard AA batteries providing up to nine hours of runtime, with compatibility for the optional SB900B rechargeable battery pack

Key specs

• Frequency range: 572 to 616 MHz
• Working range: up to 100 meters
• Audio resolution: 24-bit digital
• Encryption: AES 256-bit
• Power source: two AA batteries or optional SB900B rechargeable pack
• Battery life: up to 9 hours with AA batteries
• RF output power: selectable 1 mW or 10 mW
• Microphone capsule: Shure KSM8 dual-diaphragm dynamic
• Body material: metal

Connectivity and compatibility

This transmitter pairs seamlessly with any Shure QLX-D receiver, providing a straightforward and secure wireless system. Its infrared sync feature simplifies setup by quickly locking frequencies between transmitter and receiver, reducing downtime during live events. The unit’s frequency band and encryption standards make it a strong choice for professional audio environments requiring both reliability and security.

Performance and reliability

The QLXD2/K8B=-J50A is built to perform consistently in demanding environments. Its rugged metal construction resists damage from everyday handling and touring, while the KSM8 capsule ensures vocal clarity and tonal consistency. The transmitter’s long battery life and optional rechargeable pack support extended use without interruption, making it well suited for long performances or conferences.

Ideal uses and environments

This wireless microphone transmitter fits well in live music venues, corporate presentations, houses of worship, and broadcast settings where secure, high-quality audio is essential. Its range and encryption capabilities make it a reliable option for multi-room setups and events requiring privacy. Performers and speakers who need a durable, easy-to-use wireless solution will find this model meets those needs effectively.