The Shure AD2/KSM9HS is a premium handheld wireless transmitter that integrates the advanced KSM9HS dual-voiced condenser microphone capsule with the Axient Digital wireless platform. Designed for the most discerning vocalists and broadcasters, this system offers exceptional audio clarity, detail, and versatility. The KSM9HS capsule features a unique user-selectable voicing switch, allowing a choice between a flat, natural response ideal for studio-like reproduction and a presence-boosted curve designed to enhance vocal articulation and cut-through in live mixes. This adaptability makes it suitable for a vast range of vocal styles and acoustic environments, from intimate studio tracking to large-scale concert reinforcement.

Housed within a robust metal body, the transmitter incorporates the full intelligence of the Axient Digital system. This provides high-fidelity digital audio transmission with an extremely wide dynamic range and low noise floor, along with robust RF performance in challenging wireless environments. The system supports advanced features like ShowLink two-way communication, enabling remote control and monitoring of transmitter parameters such as gain and RF power from the mixing console. Such capabilities are indispensable for large productions where real-time adjustments are needed without interrupting the performer.

Built to professional touring standards, the transmitter features a hardened steel grille and an intuitive OLED display for monitoring status. It is powered by a high-capacity rechargeable lithium-ion battery. The AD2/KSM9HS represents the confluence of state-of-the-art transducer design and cutting-edge wireless technology, delivering uncompromising sonic excellence and system control for top-tier applications in live sound, broadcasting, and theatrical production.