The Shure AD2/SM58 is a premium handheld wireless transmitter that combines the legendary Shure SM58 microphone capsule with the advanced technology of the Axient Digital wireless platform. This integrated unit provides vocalists and presenters with the iconic, reliable sound of the world's most popular vocal microphone—the SM58—while leveraging the robust, interference-resistant wireless transmission of the Axient Digital system. The transmitter is engineered for critical professional applications in live performance, broadcast, and large-scale touring where audio quality, RF reliability, and operational control are paramount. It delivers the SM58's tailored frequency response and cardioid polar pattern, renowned for smooth vocal reproduction and effective feedback rejection, directly into a state-of-the-art digital wireless link.

Beyond its core audio performance, the AD2/SM58 transmitter incorporates the sophisticated features of the Axient Digital ecosystem. This includes Spectrum Manager technology, which automatically scans for and manages available frequencies to avoid interference, and rechargeability via Shure's intelligent lithium-ion battery system, providing accurate runtime reporting. The transmitter offers robust metal construction, intuitive controls with a backlit LCD display for monitoring frequency, battery life, and RF/audio status, and supports remote control and monitoring via wireless system management software. This allows audio engineers to monitor and adjust multiple transmitters from a central location, a crucial capability for large, complex productions.

Designed as a flagship solution, the AD2/SM58 addresses the needs of the most demanding wireless audio environments. It provides performers with the trusted feel and sound of an SM58 while giving technical staff unprecedented control over the wireless network. By merging an iconic microphone with cutting-edge wireless technology, it ensures that vocal performances are captured with exceptional clarity and transmitted with maximum reliability, free from dropouts and interference, making it an ideal choice for concert tours, televised events, and major installations where failure is not an option.