Shure SLXD2/K8B Digital Wireless Handheld Microphone Transmitter with KSM8 Capsule

Overview

The Shure SLXD2/K8B=-G58 is a digital wireless handheld microphone transmitter designed to deliver clear, studio-quality sound for performers, speakers, and presenters. Featuring the renowned KSM8 Dualdyne dynamic capsule, it offers natural voice reproduction by minimizing proximity effect. Operating within a 44 MHz UHF range, it provides reliable wireless transmission up to 330 feet, making it suitable for stages, lecture halls, and large meeting spaces. With up to eight hours of battery life from either AA batteries or an optional rechargeable pack, this transmitter supports extended use without interruption.

Key features

• KSM8 Dualdyne dynamic capsule that maintains natural vocal tone by controlling proximity effect
• 24-bit digital audio processing for clear and detailed sound quality
• Wide 44 MHz UHF tuning range allowing flexible frequency selection in crowded RF environments
• Infrared sync capability for quick and easy pairing with SLX-D receivers
• Operating range of up to 330 feet to support freedom of movement on stage or in large rooms
• Durable aluminum housing that balances lightweight design with resistance to wear and tear
• Cardioid polar pattern that focuses on the user’s voice while reducing feedback and ambient noise
• Battery options include standard AA batteries or an optional SB903 lithium-ion rechargeable pack, both providing up to eight hours of operation

Key specs

• Audio resolution: 24-bit digital
• Frequency range: 44 MHz UHF tuning window
• Operating range: up to 330 feet (100 meters)
• Battery life: up to 8 hours with AA or SB903 rechargeable battery
• Microphone capsule: KSM8 Dualdyne dynamic
• Polar pattern: cardioid
• Chassis material: aluminum

Connectivity and compatibility

This transmitter pairs seamlessly with Shure SLX-D receivers through infrared synchronization, ensuring a clean and stable wireless connection. Its broad UHF tuning range allows it to coexist with other wireless systems in busy RF environments, making it a reliable choice for professional audio setups.

Performance and reliability

The KSM8 capsule’s dual-diaphragm design reduces proximity effect, so vocal performances remain consistent whether the microphone is held close or at a distance. The robust aluminum body withstands the rigors of touring and frequent handling, while the long battery life supports extended events without interruption. Its cardioid pattern helps minimize feedback, keeping monitors quiet and sound clear.

Ideal uses and environments

This wireless transmitter is well suited to live music performances, public speaking, worship services, and educational settings where clear, dependable audio is essential. It supports users who need freedom of movement without sacrificing sound quality, such as vocalists sharing microphones on stage, pastors moving through large sanctuaries, or trainers conducting all-day seminars.