Shure ADX2/K11B Handheld Transmitter

The Shure ADX2/K11B is a professional‑grade digital wireless handheld microphone transmitter designed for use with Shure Axient Digital wireless systems. It integrates a high‑quality KSM11 cardioid condenser microphone capsule to deliver clear, full‑range vocal reproduction with reduced background noise and excellent detail. The transmitter is built with a durable, lightweight metal body that resists moisture and impact, making it suitable for demanding live performances, broadcast, theater, and touring applications. It features ShowLink remote control for real‑time parameter adjustments and advanced interference avoidance, secure AES‑256 encryption, and selectable transmission modes for flexible operation in high‑density RF environments. The unit offers long battery life with rechargeable SB920A batteries and supports easy integration and control via ShurePlus Channels mobile app.

Key Features

Microphone

• Interchangeable KSM11 cardioid condenser capsule for superior vocal clarity and low noise

• Cardioid polar pattern focuses on the desired sound source and minimizes off‑axis noise

• Frequency response designed for natural and detailed vocal reproduction

Wireless Performance

• Designed for Shure Axient Digital systems for high‑reliability wireless transmission

• ShowLink remote control enables interference avoidance and real‑time parameter adjustments

• AES‑256 encryption for secure RF transmission

• Selectable RF output power with multiple power options to suit different venue sizes

• Two transmission modes: Standard for optimal coverage and High Density for maximum channel count and robust performance