Shure AD2/SM58 — Axient Digital Handheld Wireless Transmitter
AD2/SM58 Overview
The Shure AD2/SM58 is a professional handheld transmitter designed for the Axient Digital wireless platform, operating in the K54 band (606-663 MHz). It combines the proven vocal performance of the SM58 cardioid dynamic cartridge with the advanced RF capabilities of the Axient Digital system, including High Density mode for deploying more channels in congested RF environments. Built for touring companies, houses of worship, broadcast facilities, and large-scale live production, the AD2/SM58 delivers the reliability and audio quality that demanding professional applications require.
The transmitter features a durable all-metal construction finished in black, rechargeable power with support for dockable charging, and AES-256 encryption for secure audio transmission.
Key Features
- SM58 Cartridge — Integrates the industry-standard SM58 cardioid dynamic capsule for consistent, proven vocal performance in live and broadcast environments
- High Density Mode — Enables a greater number of simultaneous wireless channels in RF-congested environments, critical for large productions and multi-channel deployments
- AES-256 Encryption — Provides secure, encrypted audio transmission to protect against unauthorized interception in broadcast and corporate applications
- K54 Band Tuning Range — Wide tuning across 606-663 MHz for flexible frequency coordination and compliance within the designated band
- Rechargeable Power — Supports rechargeable battery operation with compatibility for dockable charging solutions, reducing consumable battery costs in high-use environments
- Rugged Metal Construction — All-metal body provides the structural durability required for touring and rental applications
- Axient Digital Platform Integration — Fully compatible with the Axient Digital ecosystem, including ShowLink remote control and Wireless Workbench software management

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