Shure ADX2/B87C Digital Handheld Wireless Microphone Transmitter

Overview

The Shure ADX2/B87C=-G57 is a handheld wireless microphone transmitter designed for professionals who require clear and reliable audio in challenging environments. Featuring the Beta 87C condenser capsule, it delivers natural vocal sound with a cardioid polar pattern that minimizes background noise and feedback. With up to 9 hours of battery life from the rechargeable SB920 battery, this transmitter supports long performances and presentations without interruption.

Built to integrate seamlessly with the Axient Digital Wireless System, it offers secure AES 256-bit encrypted transmission and real-time remote control through ShowLink technology. Its durable aluminum housing resists moisture, making it suitable for both indoor and outdoor use, while the backlit LCD screen simplifies on-the-fly adjustments during live events.

Key features

• Beta 87C condenser capsule provides clear and natural vocal reproduction with reduced background noise
• ShowLink technology enables real-time remote control and automatic interference avoidance for uninterrupted performance
• Secure AES 256-bit encryption protects audio from interception and interference
• Selectable RF output power (2, 10, or 40 mW) allows customization of range and signal strength based on venue size
• Durable and lightweight aluminum housing offers moisture resistance for reliable use in various environments
• Backlit LCD screen facilitates easy navigation and quick adjustments during live use
• Rechargeable SB920 battery supports up to 9 hours of continuous operation, reducing downtime

Key specs

• Microphone capsule: Beta 87C condenser with cardioid polar pattern
• Wireless bandwidth: 146 MHz UHF
• Encryption: AES 256-bit
• Battery type: Rechargeable SB920 lithium-ion
• Battery life: Up to 9 hours
• RF output power: Selectable 2 mW, 10 mW, or 40 mW
• Housing: Aluminum, moisture resistant
• Display: Backlit LCD screen

Connectivity and compatibility

This transmitter is designed to work exclusively with the Shure Axient Digital Wireless System, ensuring stable and secure audio transmission. Its UHF bandwidth supports a wide range of frequencies, allowing flexible channel selection to avoid interference in crowded RF environments. The unit’s compatibility with ShowLink technology enables remote management and monitoring, which is especially valuable for live sound engineers managing multiple channels.

Performance and reliability

The combination of the Beta 87C capsule and advanced digital transmission delivers consistent, high-quality sound that captures vocals with clarity and presence. The selectable RF output power lets users tailor the transmitter’s range to suit different venues, from small conference rooms to large outdoor stages. Its robust aluminum construction and moisture resistance provide durability for frequent use in demanding conditions, while the long-lasting rechargeable battery ensures uninterrupted operation throughout extended events.

Ideal uses and environments

This wireless microphone transmitter is well suited for vocalists, presenters, and performers who need dependable audio quality and secure transmission. It performs reliably in a variety of settings, including live concerts, broadcast studios, corporate events, and outdoor venues. The real-time remote control and interference avoidance features make it a strong choice for professional sound setups where maintaining clear audio without interruptions is critical.