Shure ADX HH 470-616 MHZ

The Shure ADX2/K8B-G57 is a premium digital handheld wireless microphone transmitter designed for use with Shure Axient Digital wireless systems. It includes a KSM8 dual‑diaphragm dynamic cardioid microphone capsule that delivers consistent, detailed vocal performance while minimizing proximity effect. The unit operates in the 470–616 MHz (G57) band with a wide tuning range, and is ShowLink‑enabled for real‑time remote control and automatic interference avoidance. The transmitter features a rugged, moisture‑resistant metal body, long battery life with replaceable rechargeable battery, secure encrypted transmission, and flexible RF output power settings, making it suitable for high‑profile live sound and broadcast applications.

Key Features

Audio & Capsule

• Integrated KSM8 dual‑diaphragm dynamic microphone capsule with cardioid polar pattern

• Smooth, consistent vocal reproduction with reduced proximity effect

• Interchangeable capsule design allows swapping with other Shure capsules

Wireless Performance

• Digital UHF wireless transmission compatible with Axient Digital receivers

• Wide tuning range across 470–616 MHz (G57 band)

• Selectable RF output power levels (2 mW, 10 mW, 40 mW)

• Line‑of‑sight operating range up to ~100 m (approx. 328 ft)

• Digital audio latency selectable from about 2 ms to 2.9 ms

• AES‑256‑bit encrypted transmission for secure audio

ShowLink & Control

• ShowLink remote control for real‑time adjustments and automatic interference avoidance

• IR sync for quick frequency and settings transfer to receivers

• Remote adjustment of RF output, gain, mute, etc.